diff --git a/WATCHLISTS b/WATCHLISTS
index bbeeb33..0d9fa10 100644
--- a/WATCHLISTS
+++ b/WATCHLISTS
@@ -60,9 +60,6 @@
     'neteq': {
       'filepath': 'webrtc/modules/audio_coding/neteq/.*',
     },
-    'neteq4': {
-      'filepath': 'webrtc/modules/audio_coding/neteq4/.*',
-    },
     'audio_processing': {
       'filepath': 'webrtc/modules/audio_processing/.*',
     },
@@ -117,7 +114,6 @@
     'audio_coding': ['tina.legrand@webrtc.org',
                      'henrik.lundin@webrtc.org'],
     'neteq': ['henrik.lundin@webrtc.org'],
-    'neteq4': ['henrik.lundin@webrtc.org'],
     'audio_processing': ['andrew@webrtc.org',
                          'bjornv@webrtc.org'],
     'video_codecs': ['henrik.lundin@webrtc.org',
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_codec_database.cc b/webrtc/modules/audio_coding/main/acm2/acm_codec_database.cc
index fd30a13..e55b6c4 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_codec_database.cc
+++ b/webrtc/modules/audio_coding/main/acm2/acm_codec_database.cc
@@ -20,7 +20,7 @@
 #include <assert.h>
 
 #include "webrtc/modules/audio_coding/main/acm2/acm_common_defs.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 #include "webrtc/system_wrappers/interface/trace.h"
 
 // Includes needed to create the codecs.
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_codec_database.h b/webrtc/modules/audio_coding/main/acm2/acm_codec_database.h
index 98869ef..65be793 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_codec_database.h
+++ b/webrtc/modules/audio_coding/main/acm2/acm_codec_database.h
@@ -18,7 +18,7 @@
 
 #include "webrtc/common_types.h"
 #include "webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h b/webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h
index 1ea61d0..75f6b27 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h
+++ b/webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h
@@ -13,8 +13,8 @@
 
 #include "webrtc/modules/audio_coding/main/interface/audio_coding_module_typedefs.h"
 #include "webrtc/modules/audio_coding/main/acm2/acm_common_defs.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 #include "webrtc/system_wrappers/interface/rw_lock_wrapper.h"
 #include "webrtc/system_wrappers/interface/trace.h"
 
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_isac.cc b/webrtc/modules/audio_coding/main/acm2/acm_isac.cc
index e272842..d7be971 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_isac.cc
+++ b/webrtc/modules/audio_coding/main/acm2/acm_isac.cc
@@ -14,7 +14,7 @@
 #include "webrtc/modules/audio_coding/main/interface/audio_coding_module_typedefs.h"
 #include "webrtc/modules/audio_coding/main/acm2/acm_codec_database.h"
 #include "webrtc/modules/audio_coding/main/acm2/acm_common_defs.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 #include "webrtc/system_wrappers/interface/trace.h"
 
 #ifdef WEBRTC_CODEC_ISAC
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_receiver.cc b/webrtc/modules/audio_coding/main/acm2/acm_receiver.cc
index 613491a..a0d18c2 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_receiver.cc
+++ b/webrtc/modules/audio_coding/main/acm2/acm_receiver.cc
@@ -21,8 +21,8 @@
 #include "webrtc/modules/audio_coding/main/acm2/acm_resampler.h"
 #include "webrtc/modules/audio_coding/main/acm2/call_statistics.h"
 #include "webrtc/modules/audio_coding/main/acm2/nack.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/system_wrappers/interface/clock.h"
 #include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
 #include "webrtc/system_wrappers/interface/logging.h"
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_receiver.h b/webrtc/modules/audio_coding/main/acm2/acm_receiver.h
index 7a238ae..ba342ac 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_receiver.h
+++ b/webrtc/modules/audio_coding/main/acm2/acm_receiver.h
@@ -20,7 +20,7 @@
 #include "webrtc/modules/audio_coding/main/acm2/acm_resampler.h"
 #include "webrtc/modules/audio_coding/main/acm2/call_statistics.h"
 #include "webrtc/modules/audio_coding/main/acm2/initial_delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/modules/interface/module_common_types.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/typedefs.h"
diff --git a/webrtc/modules/audio_coding/main/acm2/acm_receiver_unittest.cc b/webrtc/modules/audio_coding/main/acm2/acm_receiver_unittest.cc
index c55eef9..4234f14 100644
--- a/webrtc/modules/audio_coding/main/acm2/acm_receiver_unittest.cc
+++ b/webrtc/modules/audio_coding/main/acm2/acm_receiver_unittest.cc
@@ -16,7 +16,7 @@
 #include "webrtc/modules/audio_coding/main/interface/audio_coding_module.h"
 #include "webrtc/modules/audio_coding/main/acm2/audio_coding_module_impl.h"
 #include "webrtc/modules/audio_coding/main/acm2/acm_codec_database.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_generator.h"
 #include "webrtc/system_wrappers/interface/clock.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/test/test_suite.h"
diff --git a/webrtc/modules/audio_coding/main/acm2/audio_coding_module.gypi b/webrtc/modules/audio_coding/main/acm2/audio_coding_module.gypi
index 459313b..90dad6c 100644
--- a/webrtc/modules/audio_coding/main/acm2/audio_coding_module.gypi
+++ b/webrtc/modules/audio_coding/main/acm2/audio_coding_module.gypi
@@ -36,7 +36,7 @@
       ],
       'dependencies': [
         '<@(audio_coding_dependencies)',
-        'NetEq4',
+        'neteq',
       ],
       'include_dirs': [
         '../interface',
diff --git a/webrtc/modules/audio_coding/main/interface/audio_coding_module.h b/webrtc/modules/audio_coding/main/interface/audio_coding_module.h
index 1bfc0d3..cb0953a 100644
--- a/webrtc/modules/audio_coding/main/interface/audio_coding_module.h
+++ b/webrtc/modules/audio_coding/main/interface/audio_coding_module.h
@@ -15,7 +15,7 @@
 
 #include "webrtc/common_types.h"
 #include "webrtc/modules/audio_coding/main/interface/audio_coding_module_typedefs.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/modules/interface/module.h"
 #include "webrtc/system_wrappers/interface/clock.h"
 #include "webrtc/typedefs.h"
diff --git a/webrtc/modules/audio_coding/neteq4/OWNERS b/webrtc/modules/audio_coding/neteq/OWNERS
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/OWNERS
rename to webrtc/modules/audio_coding/neteq/OWNERS
diff --git a/webrtc/modules/audio_coding/neteq4/accelerate.cc b/webrtc/modules/audio_coding/neteq/accelerate.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/accelerate.cc
rename to webrtc/modules/audio_coding/neteq/accelerate.cc
index eb546e9..6acd778 100644
--- a/webrtc/modules/audio_coding/neteq4/accelerate.cc
+++ b/webrtc/modules/audio_coding/neteq/accelerate.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/accelerate.h"
+#include "webrtc/modules/audio_coding/neteq/accelerate.h"
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/accelerate.h b/webrtc/modules/audio_coding/neteq/accelerate.h
similarity index 89%
rename from webrtc/modules/audio_coding/neteq4/accelerate.h
rename to webrtc/modules/audio_coding/neteq/accelerate.h
index 0ee6952..2da9993 100644
--- a/webrtc/modules/audio_coding/neteq4/accelerate.h
+++ b/webrtc/modules/audio_coding/neteq/accelerate.h
@@ -8,14 +8,14 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_ACCELERATE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_ACCELERATE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_ACCELERATE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_ACCELERATE_H_
 
 #include <assert.h>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/time_stretch.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/time_stretch.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -74,4 +74,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_ACCELERATE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_ACCELERATE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/audio_classifier.cc b/webrtc/modules/audio_coding/neteq/audio_classifier.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/audio_classifier.cc
rename to webrtc/modules/audio_coding/neteq/audio_classifier.cc
index a272fbc..cc4bc97 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_classifier.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_classifier.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_classifier.h"
+#include "webrtc/modules/audio_coding/neteq/audio_classifier.h"
 
 #include <assert.h>
 #include <string.h>
diff --git a/webrtc/modules/audio_coding/neteq4/audio_classifier.h b/webrtc/modules/audio_coding/neteq/audio_classifier.h
similarity index 88%
rename from webrtc/modules/audio_coding/neteq4/audio_classifier.h
rename to webrtc/modules/audio_coding/neteq/audio_classifier.h
index 1d041b3..e7b7807 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_classifier.h
+++ b/webrtc/modules/audio_coding/neteq/audio_classifier.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_CLASSIFIER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_CLASSIFIER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_CLASSIFIER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_CLASSIFIER_H_
 
 #if defined(__cplusplus)
 extern "C" {
@@ -56,4 +56,4 @@
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_CLASSIFIER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_CLASSIFIER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/audio_classifier_unittest.cc b/webrtc/modules/audio_coding/neteq/audio_classifier_unittest.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/audio_classifier_unittest.cc
rename to webrtc/modules/audio_coding/neteq/audio_classifier_unittest.cc
index 0a66718..cf623ca 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_classifier_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_classifier_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_classifier.h"
+#include "webrtc/modules/audio_coding/neteq/audio_classifier.h"
 
 #include <math.h>
 #include <stdio.h>
diff --git a/webrtc/modules/audio_coding/neteq4/audio_decoder.cc b/webrtc/modules/audio_coding/neteq/audio_decoder.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/audio_decoder.cc
rename to webrtc/modules/audio_coding/neteq/audio_decoder.cc
index 2a252e6..f539bb2 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_decoder.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_decoder.cc
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 
 #include <assert.h>
 
-#include "webrtc/modules/audio_coding/neteq4/audio_decoder_impl.h"
+#include "webrtc/modules/audio_coding/neteq/audio_decoder_impl.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/audio_decoder_impl.cc b/webrtc/modules/audio_coding/neteq/audio_decoder_impl.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/audio_decoder_impl.cc
rename to webrtc/modules/audio_coding/neteq/audio_decoder_impl.cc
index 94e507e..6c7269a 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_decoder_impl.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_decoder_impl.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_decoder_impl.h"
+#include "webrtc/modules/audio_coding/neteq/audio_decoder_impl.h"
 
 #include <assert.h>
 #include <string.h>  // memmove
diff --git a/webrtc/modules/audio_coding/neteq4/audio_decoder_impl.h b/webrtc/modules/audio_coding/neteq/audio_decoder_impl.h
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/audio_decoder_impl.h
rename to webrtc/modules/audio_coding/neteq/audio_decoder_impl.h
index 93f6c9c..265d660 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_decoder_impl.h
+++ b/webrtc/modules/audio_coding/neteq/audio_decoder_impl.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_DECODER_IMPL_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_DECODER_IMPL_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_
 
 #include <assert.h>
 
@@ -19,7 +19,7 @@
 #include "webrtc/engine_configurations.h"
 #endif
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -273,4 +273,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_DECODER_IMPL_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_
diff --git a/webrtc/modules/audio_coding/neteq4/audio_decoder_unittest.cc b/webrtc/modules/audio_coding/neteq/audio_decoder_unittest.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/audio_decoder_unittest.cc
rename to webrtc/modules/audio_coding/neteq/audio_decoder_unittest.cc
index dbd9d12..f82644cb 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_decoder_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_decoder_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_decoder_impl.h"
+#include "webrtc/modules/audio_coding/neteq/audio_decoder_impl.h"
 
 #include <assert.h>
 #include <stdlib.h>
diff --git a/webrtc/modules/audio_coding/neteq4/audio_decoder_unittests.isolate b/webrtc/modules/audio_coding/neteq/audio_decoder_unittests.isolate
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/audio_decoder_unittests.isolate
rename to webrtc/modules/audio_coding/neteq/audio_decoder_unittests.isolate
diff --git a/webrtc/modules/audio_coding/neteq4/audio_multi_vector.cc b/webrtc/modules/audio_coding/neteq/audio_multi_vector.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/audio_multi_vector.cc
rename to webrtc/modules/audio_coding/neteq/audio_multi_vector.cc
index b49f8b0..5a208a6 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_multi_vector.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_multi_vector.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 
 #include <assert.h>
 
diff --git a/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h b/webrtc/modules/audio_coding/neteq/audio_multi_vector.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/audio_multi_vector.h
rename to webrtc/modules/audio_coding/neteq/audio_multi_vector.h
index 25f45cf..908de93 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_multi_vector.h
+++ b/webrtc/modules/audio_coding/neteq/audio_multi_vector.h
@@ -8,15 +8,15 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_MULTI_VECTOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_MULTI_VECTOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_MULTI_VECTOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_MULTI_VECTOR_H_
 
 #include <string.h>  // Access to size_t.
 
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -131,4 +131,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_MULTI_VECTOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_MULTI_VECTOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/audio_multi_vector_unittest.cc b/webrtc/modules/audio_coding/neteq/audio_multi_vector_unittest.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/audio_multi_vector_unittest.cc
rename to webrtc/modules/audio_coding/neteq/audio_multi_vector_unittest.cc
index be05a82..9476038 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_multi_vector_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_multi_vector_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 
 #include <assert.h>
 #include <stdlib.h>
diff --git a/webrtc/modules/audio_coding/neteq4/audio_vector.cc b/webrtc/modules/audio_coding/neteq/audio_vector.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/audio_vector.cc
rename to webrtc/modules/audio_coding/neteq/audio_vector.cc
index cbd4616..d9fb4e5 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_vector.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_vector.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_vector.h"
 
 #include <assert.h>
 
diff --git a/webrtc/modules/audio_coding/neteq4/audio_vector.h b/webrtc/modules/audio_coding/neteq/audio_vector.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/audio_vector.h
rename to webrtc/modules/audio_coding/neteq/audio_vector.h
index 265d68e..f8aabdb 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_vector.h
+++ b/webrtc/modules/audio_coding/neteq/audio_vector.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_VECTOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_VECTOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_VECTOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_VECTOR_H_
 
 #include <string.h>  // Access to size_t.
 
@@ -117,4 +117,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_AUDIO_VECTOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_VECTOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/audio_vector_unittest.cc b/webrtc/modules/audio_coding/neteq/audio_vector_unittest.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/audio_vector_unittest.cc
rename to webrtc/modules/audio_coding/neteq/audio_vector_unittest.cc
index de5aac2..50da1fb 100644
--- a/webrtc/modules/audio_coding/neteq4/audio_vector_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/audio_vector_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_vector.h"
 
 #include <assert.h>
 #include <stdlib.h>
diff --git a/webrtc/modules/audio_coding/neteq4/background_noise.cc b/webrtc/modules/audio_coding/neteq/background_noise.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/background_noise.cc
rename to webrtc/modules/audio_coding/neteq/background_noise.cc
index 2dfb3c1..e00c4f6 100644
--- a/webrtc/modules/audio_coding/neteq4/background_noise.cc
+++ b/webrtc/modules/audio_coding/neteq/background_noise.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
 
 #include <assert.h>
 #include <string.h>  // memcpy
@@ -16,8 +16,8 @@
 #include <algorithm>  // min, max
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/post_decode_vad.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/post_decode_vad.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/background_noise.h b/webrtc/modules/audio_coding/neteq/background_noise.h
similarity index 92%
rename from webrtc/modules/audio_coding/neteq4/background_noise.h
rename to webrtc/modules/audio_coding/neteq/background_noise.h
index 3a63ebb..8fb310e 100644
--- a/webrtc/modules/audio_coding/neteq4/background_noise.h
+++ b/webrtc/modules/audio_coding/neteq/background_noise.h
@@ -8,14 +8,14 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_BACKGROUND_NOISE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_BACKGROUND_NOISE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_BACKGROUND_NOISE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_BACKGROUND_NOISE_H_
 
 #include <string.h>  // size_t
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/typedefs.h"
 
@@ -134,4 +134,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_BACKGROUND_NOISE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_BACKGROUND_NOISE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/background_noise_unittest.cc b/webrtc/modules/audio_coding/neteq/background_noise_unittest.cc
similarity index 90%
rename from webrtc/modules/audio_coding/neteq4/background_noise_unittest.cc
rename to webrtc/modules/audio_coding/neteq/background_noise_unittest.cc
index eb7b9fa..0aee62c 100644
--- a/webrtc/modules/audio_coding/neteq4/background_noise_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/background_noise_unittest.cc
@@ -10,7 +10,7 @@
 
 // Unit tests for BackgroundNoise class.
 
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
 
 #include "gtest/gtest.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/buffer_level_filter.cc b/webrtc/modules/audio_coding/neteq/buffer_level_filter.cc
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/buffer_level_filter.cc
rename to webrtc/modules/audio_coding/neteq/buffer_level_filter.cc
index 70b4931..0388b19 100644
--- a/webrtc/modules/audio_coding/neteq4/buffer_level_filter.cc
+++ b/webrtc/modules/audio_coding/neteq/buffer_level_filter.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
 
 #include <algorithm>  // Provide access to std::max.
 
diff --git a/webrtc/modules/audio_coding/neteq4/buffer_level_filter.h b/webrtc/modules/audio_coding/neteq/buffer_level_filter.h
similarity index 88%
rename from webrtc/modules/audio_coding/neteq4/buffer_level_filter.h
rename to webrtc/modules/audio_coding/neteq/buffer_level_filter.h
index 842634c..48f7f56 100644
--- a/webrtc/modules/audio_coding/neteq4/buffer_level_filter.h
+++ b/webrtc/modules/audio_coding/neteq/buffer_level_filter.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_BUFFER_LEVEL_FILTER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_BUFFER_LEVEL_FILTER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_
 
 #include "webrtc/base/constructormagic.h"
 
@@ -44,4 +44,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_BUFFER_LEVEL_FILTER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_BUFFER_LEVEL_FILTER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/buffer_level_filter_unittest.cc b/webrtc/modules/audio_coding/neteq/buffer_level_filter_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/buffer_level_filter_unittest.cc
rename to webrtc/modules/audio_coding/neteq/buffer_level_filter_unittest.cc
index ddaf08d..9589099 100644
--- a/webrtc/modules/audio_coding/neteq4/buffer_level_filter_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/buffer_level_filter_unittest.cc
@@ -10,7 +10,7 @@
 
 // Unit tests for BufferLevelFilter class.
 
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
 
 #include <math.h>  // Access to pow function.
 
diff --git a/webrtc/modules/audio_coding/neteq4/comfort_noise.cc b/webrtc/modules/audio_coding/neteq/comfort_noise.cc
similarity index 93%
rename from webrtc/modules/audio_coding/neteq4/comfort_noise.cc
rename to webrtc/modules/audio_coding/neteq/comfort_noise.cc
index 360767a..31bb40c 100644
--- a/webrtc/modules/audio_coding/neteq4/comfort_noise.cc
+++ b/webrtc/modules/audio_coding/neteq/comfort_noise.cc
@@ -8,15 +8,15 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/comfort_noise.h"
+#include "webrtc/modules/audio_coding/neteq/comfort_noise.h"
 
 #include <assert.h>
 
 #include "webrtc/modules/audio_coding/codecs/cng/include/webrtc_cng.h"
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/dsp_helper.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/dsp_helper.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/comfort_noise.h b/webrtc/modules/audio_coding/neteq/comfort_noise.h
similarity index 89%
rename from webrtc/modules/audio_coding/neteq4/comfort_noise.h
rename to webrtc/modules/audio_coding/neteq/comfort_noise.h
index 5c4e1ce..d465596 100644
--- a/webrtc/modules/audio_coding/neteq4/comfort_noise.h
+++ b/webrtc/modules/audio_coding/neteq/comfort_noise.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_COMFORT_NOISE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_COMFORT_NOISE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_COMFORT_NOISE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_COMFORT_NOISE_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -70,4 +70,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_COMFORT_NOISE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_COMFORT_NOISE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/comfort_noise_unittest.cc b/webrtc/modules/audio_coding/neteq/comfort_noise_unittest.cc
similarity index 79%
rename from webrtc/modules/audio_coding/neteq4/comfort_noise_unittest.cc
rename to webrtc/modules/audio_coding/neteq/comfort_noise_unittest.cc
index 0e84971..6a1bbe0 100644
--- a/webrtc/modules/audio_coding/neteq4/comfort_noise_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/comfort_noise_unittest.cc
@@ -10,11 +10,11 @@
 
 // Unit tests for ComfortNoise class.
 
-#include "webrtc/modules/audio_coding/neteq4/comfort_noise.h"
+#include "webrtc/modules/audio_coding/neteq/comfort_noise.h"
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic.cc b/webrtc/modules/audio_coding/neteq/decision_logic.cc
similarity index 92%
rename from webrtc/modules/audio_coding/neteq4/decision_logic.cc
rename to webrtc/modules/audio_coding/neteq/decision_logic.cc
index 85edbb4..5fb054c 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic.cc
+++ b/webrtc/modules/audio_coding/neteq/decision_logic.cc
@@ -8,17 +8,17 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic.h"
 
 #include <algorithm>
 
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
-#include "webrtc/modules/audio_coding/neteq4/decision_logic_fax.h"
-#include "webrtc/modules/audio_coding/neteq4/decision_logic_normal.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic_fax.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic_normal.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 #include "webrtc/system_wrappers/interface/logging.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic.h b/webrtc/modules/audio_coding/neteq/decision_logic.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/decision_logic.h
rename to webrtc/modules/audio_coding/neteq/decision_logic.h
index 38be6e6..672ce93 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic.h
+++ b/webrtc/modules/audio_coding/neteq/decision_logic.h
@@ -8,12 +8,12 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/defines.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/defines.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -165,4 +165,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_H_
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic_fax.cc b/webrtc/modules/audio_coding/neteq/decision_logic_fax.cc
similarity index 93%
rename from webrtc/modules/audio_coding/neteq4/decision_logic_fax.cc
rename to webrtc/modules/audio_coding/neteq/decision_logic_fax.cc
index 00c8bcf..08a4c4c 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic_fax.cc
+++ b/webrtc/modules/audio_coding/neteq/decision_logic_fax.cc
@@ -8,14 +8,14 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/decision_logic_fax.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic_fax.h"
 
 #include <assert.h>
 
 #include <algorithm>
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic_fax.h b/webrtc/modules/audio_coding/neteq/decision_logic_fax.h
similarity index 90%
rename from webrtc/modules/audio_coding/neteq4/decision_logic_fax.h
rename to webrtc/modules/audio_coding/neteq/decision_logic_fax.h
index 2e35d26..01a948f 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic_fax.h
+++ b/webrtc/modules/audio_coding/neteq/decision_logic_fax.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_FAX_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_FAX_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_FAX_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_FAX_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -60,4 +60,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_FAX_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_FAX_H_
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic_normal.cc b/webrtc/modules/audio_coding/neteq/decision_logic_normal.cc
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/decision_logic_normal.cc
rename to webrtc/modules/audio_coding/neteq/decision_logic_normal.cc
index a70f23b..97a8843 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic_normal.cc
+++ b/webrtc/modules/audio_coding/neteq/decision_logic_normal.cc
@@ -8,18 +8,18 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/decision_logic_normal.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic_normal.h"
 
 #include <assert.h>
 
 #include <algorithm>
 
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 #include "webrtc/modules/interface/module_common_types.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic_normal.h b/webrtc/modules/audio_coding/neteq/decision_logic_normal.h
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/decision_logic_normal.h
rename to webrtc/modules/audio_coding/neteq/decision_logic_normal.h
index 5b21193..a339d16 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic_normal.h
+++ b/webrtc/modules/audio_coding/neteq/decision_logic_normal.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_NORMAL_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_NORMAL_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_NORMAL_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_NORMAL_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -104,4 +104,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECISION_LOGIC_NORMAL_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECISION_LOGIC_NORMAL_H_
diff --git a/webrtc/modules/audio_coding/neteq4/decision_logic_unittest.cc b/webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc
similarity index 84%
rename from webrtc/modules/audio_coding/neteq4/decision_logic_unittest.cc
rename to webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc
index 60a4b62..f9056a6 100644
--- a/webrtc/modules/audio_coding/neteq4/decision_logic_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/decision_logic_unittest.cc
@@ -11,12 +11,12 @@
 // Unit tests for DecisionLogic class and derived classes.
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/decision_logic.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/decoder_database.cc b/webrtc/modules/audio_coding/neteq/decoder_database.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/decoder_database.cc
rename to webrtc/modules/audio_coding/neteq/decoder_database.cc
index 8d87519..5049962 100644
--- a/webrtc/modules/audio_coding/neteq4/decoder_database.cc
+++ b/webrtc/modules/audio_coding/neteq/decoder_database.cc
@@ -8,12 +8,12 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
 
 #include <assert.h>
 #include <utility>  // pair
 
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/decoder_database.h b/webrtc/modules/audio_coding/neteq/decoder_database.h
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/decoder_database.h
rename to webrtc/modules/audio_coding/neteq/decoder_database.h
index 2e8825a..8a03f21 100644
--- a/webrtc/modules/audio_coding/neteq4/decoder_database.h
+++ b/webrtc/modules/audio_coding/neteq/decoder_database.h
@@ -8,15 +8,15 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECODER_DATABASE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECODER_DATABASE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECODER_DATABASE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECODER_DATABASE_H_
 
 #include <map>
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/common_types.h"  // NULL
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -155,4 +155,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DECODER_DATABASE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DECODER_DATABASE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/decoder_database_unittest.cc b/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/decoder_database_unittest.cc
rename to webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
index 66eddb5..d0c6f5a 100644
--- a/webrtc/modules/audio_coding/neteq4/decoder_database_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/decoder_database_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
 
 #include <assert.h>
 #include <stdlib.h>
@@ -18,7 +18,7 @@
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
 
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h"
 #include "webrtc/test/testsupport/gtest_disable.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/defines.h b/webrtc/modules/audio_coding/neteq/defines.h
similarity index 86%
rename from webrtc/modules/audio_coding/neteq4/defines.h
rename to webrtc/modules/audio_coding/neteq/defines.h
index b6f9eb2..33d1bd9 100644
--- a/webrtc/modules/audio_coding/neteq4/defines.h
+++ b/webrtc/modules/audio_coding/neteq/defines.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DEFINES_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DEFINES_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DEFINES_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DEFINES_H_
 
 namespace webrtc {
 
@@ -48,4 +48,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DEFINES_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DEFINES_H_
diff --git a/webrtc/modules/audio_coding/neteq4/delay_manager.cc b/webrtc/modules/audio_coding/neteq/delay_manager.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/delay_manager.cc
rename to webrtc/modules/audio_coding/neteq/delay_manager.cc
index e80b9de..a935561 100644
--- a/webrtc/modules/audio_coding/neteq4/delay_manager.cc
+++ b/webrtc/modules/audio_coding/neteq/delay_manager.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
 
 #include <assert.h>
 #include <math.h>
@@ -16,7 +16,7 @@
 #include <algorithm>  // max, min
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
 #include "webrtc/modules/interface/module_common_types.h"
 #include "webrtc/system_wrappers/interface/logging.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/delay_manager.h b/webrtc/modules/audio_coding/neteq/delay_manager.h
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/delay_manager.h
rename to webrtc/modules/audio_coding/neteq/delay_manager.h
index cc34352..96b5e19 100644
--- a/webrtc/modules/audio_coding/neteq4/delay_manager.h
+++ b/webrtc/modules/audio_coding/neteq/delay_manager.h
@@ -8,15 +8,15 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DELAY_MANAGER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DELAY_MANAGER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DELAY_MANAGER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DELAY_MANAGER_H_
 
 #include <string.h>  // Provide access to size_t.
 
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -161,4 +161,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DELAY_MANAGER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DELAY_MANAGER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/delay_manager_unittest.cc b/webrtc/modules/audio_coding/neteq/delay_manager_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/delay_manager_unittest.cc
rename to webrtc/modules/audio_coding/neteq/delay_manager_unittest.cc
index 482a65c..6f97332 100644
--- a/webrtc/modules/audio_coding/neteq4/delay_manager_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/delay_manager_unittest.cc
@@ -10,13 +10,13 @@
 
 // Unit tests for DelayManager class.
 
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
 
 #include <math.h>
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_delay_peak_detector.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/delay_peak_detector.cc b/webrtc/modules/audio_coding/neteq/delay_peak_detector.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/delay_peak_detector.cc
rename to webrtc/modules/audio_coding/neteq/delay_peak_detector.cc
index fd5b9c0..5996d7d 100644
--- a/webrtc/modules/audio_coding/neteq4/delay_peak_detector.cc
+++ b/webrtc/modules/audio_coding/neteq/delay_peak_detector.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
 
 #include <algorithm>  // max
 
diff --git a/webrtc/modules/audio_coding/neteq4/delay_peak_detector.h b/webrtc/modules/audio_coding/neteq/delay_peak_detector.h
similarity index 91%
rename from webrtc/modules/audio_coding/neteq4/delay_peak_detector.h
rename to webrtc/modules/audio_coding/neteq/delay_peak_detector.h
index 59d27bc..8bf6aba 100644
--- a/webrtc/modules/audio_coding/neteq4/delay_peak_detector.h
+++ b/webrtc/modules/audio_coding/neteq/delay_peak_detector.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DELAY_PEAK_DETECTOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DELAY_PEAK_DETECTOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DELAY_PEAK_DETECTOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DELAY_PEAK_DETECTOR_H_
 
 #include <string.h>  // size_t
 
@@ -73,4 +73,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DELAY_PEAK_DETECTOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DELAY_PEAK_DETECTOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/delay_peak_detector_unittest.cc b/webrtc/modules/audio_coding/neteq/delay_peak_detector_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/delay_peak_detector_unittest.cc
rename to webrtc/modules/audio_coding/neteq/delay_peak_detector_unittest.cc
index a3b4820..080309b 100644
--- a/webrtc/modules/audio_coding/neteq4/delay_peak_detector_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/delay_peak_detector_unittest.cc
@@ -10,7 +10,7 @@
 
 // Unit tests for DelayPeakDetector class.
 
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
 
 #include "gtest/gtest.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/dsp_helper.cc b/webrtc/modules/audio_coding/neteq/dsp_helper.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/dsp_helper.cc
rename to webrtc/modules/audio_coding/neteq/dsp_helper.cc
index e1aa0e5..7451ae2 100644
--- a/webrtc/modules/audio_coding/neteq4/dsp_helper.cc
+++ b/webrtc/modules/audio_coding/neteq/dsp_helper.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/dsp_helper.h"
+#include "webrtc/modules/audio_coding/neteq/dsp_helper.h"
 
 #include <assert.h>
 #include <string.h>  // Access to memset.
diff --git a/webrtc/modules/audio_coding/neteq4/dsp_helper.h b/webrtc/modules/audio_coding/neteq/dsp_helper.h
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/dsp_helper.h
rename to webrtc/modules/audio_coding/neteq/dsp_helper.h
index f206485..af4f4d6 100644
--- a/webrtc/modules/audio_coding/neteq4/dsp_helper.h
+++ b/webrtc/modules/audio_coding/neteq/dsp_helper.h
@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DSP_HELPER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DSP_HELPER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DSP_HELPER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DSP_HELPER_H_
 
 #include <string.h>  // Access to size_t.
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -133,4 +133,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DSP_HELPER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DSP_HELPER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/dsp_helper_unittest.cc b/webrtc/modules/audio_coding/neteq/dsp_helper_unittest.cc
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/dsp_helper_unittest.cc
rename to webrtc/modules/audio_coding/neteq/dsp_helper_unittest.cc
index 852c2ec..cbceff6 100644
--- a/webrtc/modules/audio_coding/neteq4/dsp_helper_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/dsp_helper_unittest.cc
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/dsp_helper.h"
+#include "webrtc/modules/audio_coding/neteq/dsp_helper.h"
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/dtmf_buffer.cc b/webrtc/modules/audio_coding/neteq/dtmf_buffer.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/dtmf_buffer.cc
rename to webrtc/modules/audio_coding/neteq/dtmf_buffer.cc
index 1c81ad9..91debee 100644
--- a/webrtc/modules/audio_coding/neteq4/dtmf_buffer.cc
+++ b/webrtc/modules/audio_coding/neteq/dtmf_buffer.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/dtmf_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_buffer.h"
 
 #include <assert.h>
 #include <algorithm>  // max
diff --git a/webrtc/modules/audio_coding/neteq4/dtmf_buffer.h b/webrtc/modules/audio_coding/neteq/dtmf_buffer.h
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/dtmf_buffer.h
rename to webrtc/modules/audio_coding/neteq/dtmf_buffer.h
index b901a97..5dd31c2 100644
--- a/webrtc/modules/audio_coding/neteq4/dtmf_buffer.h
+++ b/webrtc/modules/audio_coding/neteq/dtmf_buffer.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DTMF_BUFFER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DTMF_BUFFER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DTMF_BUFFER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DTMF_BUFFER_H_
 
 #include <list>
 #include <string>  // size_t
@@ -113,4 +113,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DTMF_BUFFER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DTMF_BUFFER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/dtmf_buffer_unittest.cc b/webrtc/modules/audio_coding/neteq/dtmf_buffer_unittest.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/dtmf_buffer_unittest.cc
rename to webrtc/modules/audio_coding/neteq/dtmf_buffer_unittest.cc
index 0b5ed65..83f9813 100644
--- a/webrtc/modules/audio_coding/neteq4/dtmf_buffer_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/dtmf_buffer_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/dtmf_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_buffer.h"
 
 #ifdef WIN32
 #include <winsock2.h>  // ntohl()
diff --git a/webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.cc b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.cc
rename to webrtc/modules/audio_coding/neteq/dtmf_tone_generator.cc
index c85534e..34c615d 100644
--- a/webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.cc
+++ b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator.cc
@@ -28,7 +28,7 @@
 // 852 Hz      7        8        9       14
 // 941 Hz     10        0       11       15
 
-#include "webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h"
 
 #include <assert.h>
 
diff --git a/webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h
similarity index 87%
rename from webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h
rename to webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h
index a0a83f1..fc1e5e4 100644
--- a/webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h
+++ b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h
@@ -8,12 +8,12 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DTMF_TONE_GENERATOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DTMF_TONE_GENERATOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_DTMF_TONE_GENERATOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_DTMF_TONE_GENERATOR_H_
 
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -53,4 +53,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_DTMF_TONE_GENERATOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_DTMF_TONE_GENERATOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/dtmf_tone_generator_unittest.cc b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/dtmf_tone_generator_unittest.cc
rename to webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
index 37e8bbd..94f79dc 100644
--- a/webrtc/modules/audio_coding/neteq4/dtmf_tone_generator_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/dtmf_tone_generator_unittest.cc
@@ -10,12 +10,12 @@
 
 // Unit tests for DtmfToneGenerator class.
 
-#include "webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h"
 
 #include <math.h>
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/expand.cc b/webrtc/modules/audio_coding/neteq/expand.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/expand.cc
rename to webrtc/modules/audio_coding/neteq/expand.cc
index 9b08de1..14a7798 100644
--- a/webrtc/modules/audio_coding/neteq4/expand.cc
+++ b/webrtc/modules/audio_coding/neteq/expand.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
 
 #include <assert.h>
 #include <string.h>  // memset
@@ -17,10 +17,10 @@
 #include <limits>  // numeric_limits<T>
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/dsp_helper.h"
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/dsp_helper.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/expand.h b/webrtc/modules/audio_coding/neteq/expand.h
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/expand.h
rename to webrtc/modules/audio_coding/neteq/expand.h
index b5f4406..1acf951 100644
--- a/webrtc/modules/audio_coding/neteq4/expand.h
+++ b/webrtc/modules/audio_coding/neteq/expand.h
@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_EXPAND_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_EXPAND_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_EXPAND_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_EXPAND_H_
 
 #include <assert.h>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/typedefs.h"
 
@@ -184,4 +184,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_EXPAND_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_EXPAND_H_
diff --git a/webrtc/modules/audio_coding/neteq4/expand_unittest.cc b/webrtc/modules/audio_coding/neteq/expand_unittest.cc
similarity index 82%
rename from webrtc/modules/audio_coding/neteq4/expand_unittest.cc
rename to webrtc/modules/audio_coding/neteq/expand_unittest.cc
index 353af2c..bd39f40 100644
--- a/webrtc/modules/audio_coding/neteq4/expand_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/expand_unittest.cc
@@ -10,12 +10,12 @@
 
 // Unit tests for Expand class.
 
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h b/webrtc/modules/audio_coding/neteq/interface/audio_decoder.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h
rename to webrtc/modules/audio_coding/neteq/interface/audio_decoder.h
index 404572a..9a2fb8b 100644
--- a/webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h
+++ b/webrtc/modules/audio_coding/neteq/interface/audio_decoder.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_INTERFACE_AUDIO_DECODER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_INTERFACE_AUDIO_DECODER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_INTERFACE_AUDIO_DECODER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_INTERFACE_AUDIO_DECODER_H_
 
 #include <stdlib.h>  // NULL
 
@@ -149,4 +149,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_INTERFACE_AUDIO_DECODER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_INTERFACE_AUDIO_DECODER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/interface/neteq.h b/webrtc/modules/audio_coding/neteq/interface/neteq.h
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/interface/neteq.h
rename to webrtc/modules/audio_coding/neteq/interface/neteq.h
index 763da31..df37734 100644
--- a/webrtc/modules/audio_coding/neteq4/interface/neteq.h
+++ b/webrtc/modules/audio_coding/neteq/interface/neteq.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_INTERFACE_NETEQ_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_INTERFACE_NETEQ_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_INTERFACE_NETEQ_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_INTERFACE_NETEQ_H_
 
 #include <string.h>  // Provide access to size_t.
 
@@ -17,7 +17,7 @@
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/common_types.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -272,4 +272,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_INTERFACE_NETEQ_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_INTERFACE_NETEQ_H_
diff --git a/webrtc/modules/audio_coding/neteq4/merge.cc b/webrtc/modules/audio_coding/neteq/merge.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/merge.cc
rename to webrtc/modules/audio_coding/neteq/merge.cc
index 90068bb..d3d8077 100644
--- a/webrtc/modules/audio_coding/neteq4/merge.cc
+++ b/webrtc/modules/audio_coding/neteq/merge.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/merge.h"
+#include "webrtc/modules/audio_coding/neteq/merge.h"
 
 #include <assert.h>
 #include <string.h>  // memmove, memcpy, memset, size_t
@@ -16,10 +16,10 @@
 #include <algorithm>  // min, max
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/dsp_helper.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/dsp_helper.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/merge.h b/webrtc/modules/audio_coding/neteq/merge.h
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/merge.h
rename to webrtc/modules/audio_coding/neteq/merge.h
index 012e0af..1bf0483 100644
--- a/webrtc/modules/audio_coding/neteq4/merge.h
+++ b/webrtc/modules/audio_coding/neteq/merge.h
@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MERGE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MERGE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MERGE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MERGE_H_
 
 #include <assert.h>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -107,4 +107,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MERGE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MERGE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/merge_unittest.cc b/webrtc/modules/audio_coding/neteq/merge_unittest.cc
similarity index 74%
rename from webrtc/modules/audio_coding/neteq4/merge_unittest.cc
rename to webrtc/modules/audio_coding/neteq/merge_unittest.cc
index 1d7b1f1..fb5f789 100644
--- a/webrtc/modules/audio_coding/neteq4/merge_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/merge_unittest.cc
@@ -10,15 +10,15 @@
 
 // Unit tests for Merge class.
 
-#include "webrtc/modules/audio_coding/neteq4/merge.h"
+#include "webrtc/modules/audio_coding/neteq/merge.h"
 
 #include <vector>
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_audio_decoder.h b/webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h
similarity index 80%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_audio_decoder.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h
index a6d5874..edf3b54 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_audio_decoder.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_AUDIO_DECODER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_AUDIO_DECODER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_DECODER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_DECODER_H_
 
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 
 #include "gmock/gmock.h"
 
@@ -35,4 +35,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_AUDIO_DECODER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_DECODER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_audio_vector.h b/webrtc/modules/audio_coding/neteq/mock/mock_audio_vector.h
similarity index 83%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_audio_vector.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_audio_vector.h
index 7a4747b..a5a787c 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_audio_vector.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_audio_vector.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_AUDIO_VECTOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_AUDIO_VECTOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_VECTOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_VECTOR_H_
 
-#include "webrtc/modules/audio_coding/neteq4/audio_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_vector.h"
 
 #include "gmock/gmock.h"
 
@@ -48,4 +48,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_AUDIO_VECTOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_AUDIO_VECTOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_buffer_level_filter.h b/webrtc/modules/audio_coding/neteq/mock/mock_buffer_level_filter.h
similarity index 75%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_buffer_level_filter.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_buffer_level_filter.h
index 87265517..d921066 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_buffer_level_filter.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_buffer_level_filter.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_BUFFER_LEVEL_FILTER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_BUFFER_LEVEL_FILTER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_BUFFER_LEVEL_FILTER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_BUFFER_LEVEL_FILTER_H_
 
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
 
 #include "gmock/gmock.h"
 
@@ -34,4 +34,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_BUFFER_LEVEL_FILTER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_BUFFER_LEVEL_FILTER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h b/webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h
similarity index 87%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h
index c4ca25a..583fa54 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DECODER_DATABASE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DECODER_DATABASE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DECODER_DATABASE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DECODER_DATABASE_H_
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
 
 #include "gmock/gmock.h"
 
@@ -61,4 +61,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DECODER_DATABASE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DECODER_DATABASE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_delay_manager.h b/webrtc/modules/audio_coding/neteq/mock/mock_delay_manager.h
similarity index 86%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_delay_manager.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_delay_manager.h
index 1edfb87..c21a1c2 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_delay_manager.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_delay_manager.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DELAY_MANAGER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DELAY_MANAGER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DELAY_MANAGER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DELAY_MANAGER_H_
 
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
 
 #include "gmock/gmock.h"
 
@@ -60,4 +60,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DELAY_MANAGER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DELAY_MANAGER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_delay_peak_detector.h b/webrtc/modules/audio_coding/neteq/mock/mock_delay_peak_detector.h
similarity index 76%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_delay_peak_detector.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_delay_peak_detector.h
index 211b2b9..26e0932 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_delay_peak_detector.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_delay_peak_detector.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DELAY_PEAK_DETECTOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DELAY_PEAK_DETECTOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DELAY_PEAK_DETECTOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DELAY_PEAK_DETECTOR_H_
 
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
 
 #include "gmock/gmock.h"
 
@@ -31,4 +31,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DELAY_PEAK_DETECTOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DELAY_PEAK_DETECTOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_buffer.h b/webrtc/modules/audio_coding/neteq/mock/mock_dtmf_buffer.h
similarity index 77%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_buffer.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_dtmf_buffer.h
index 5a89db4..0351d6b 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_buffer.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_dtmf_buffer.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DTMF_BUFFER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DTMF_BUFFER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DTMF_BUFFER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DTMF_BUFFER_H_
 
-#include "webrtc/modules/audio_coding/neteq4/dtmf_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_buffer.h"
 
 #include "gmock/gmock.h"
 
@@ -35,4 +35,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DTMF_BUFFER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DTMF_BUFFER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_tone_generator.h b/webrtc/modules/audio_coding/neteq/mock/mock_dtmf_tone_generator.h
similarity index 74%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_tone_generator.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_dtmf_tone_generator.h
index d34f747..3bed4d1 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_tone_generator.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_dtmf_tone_generator.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DTMF_TONE_GENERATOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DTMF_TONE_GENERATOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DTMF_TONE_GENERATOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DTMF_TONE_GENERATOR_H_
 
-#include "webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h"
 
 #include "gmock/gmock.h"
 
@@ -32,4 +32,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_DTMF_TONE_GENERATOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DTMF_TONE_GENERATOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_external_decoder_pcm16b.h b/webrtc/modules/audio_coding/neteq/mock/mock_external_decoder_pcm16b.h
similarity index 90%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_external_decoder_pcm16b.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_external_decoder_pcm16b.h
index b13affe..9522b53 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_external_decoder_pcm16b.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_external_decoder_pcm16b.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_EXTERNAL_DECODER_PCM16B_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_EXTERNAL_DECODER_PCM16B_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_EXTERNAL_DECODER_PCM16B_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_EXTERNAL_DECODER_PCM16B_H_
 
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 
 #include "gmock/gmock.h"
 #include "webrtc/base/constructormagic.h"
@@ -96,4 +96,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_EXTERNAL_DECODER_PCM16B_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_EXTERNAL_DECODER_PCM16B_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_packet_buffer.h b/webrtc/modules/audio_coding/neteq/mock/mock_packet_buffer.h
similarity index 85%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_packet_buffer.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_packet_buffer.h
index b1d8ef9..2882248 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_packet_buffer.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_packet_buffer.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_PACKET_BUFFER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_PACKET_BUFFER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_PACKET_BUFFER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_PACKET_BUFFER_H_
 
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
 
 #include "gmock/gmock.h"
 
@@ -55,4 +55,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_PACKET_BUFFER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_PACKET_BUFFER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/mock/mock_payload_splitter.h b/webrtc/modules/audio_coding/neteq/mock/mock_payload_splitter.h
similarity index 80%
rename from webrtc/modules/audio_coding/neteq4/mock/mock_payload_splitter.h
rename to webrtc/modules/audio_coding/neteq/mock/mock_payload_splitter.h
index 369dfc4..f166542 100644
--- a/webrtc/modules/audio_coding/neteq4/mock/mock_payload_splitter.h
+++ b/webrtc/modules/audio_coding/neteq/mock/mock_payload_splitter.h
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_PAYLOAD_SPLITTER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_PAYLOAD_SPLITTER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_PAYLOAD_SPLITTER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_PAYLOAD_SPLITTER_H_
 
-#include "webrtc/modules/audio_coding/neteq4/payload_splitter.h"
+#include "webrtc/modules/audio_coding/neteq/payload_splitter.h"
 
 #include "gmock/gmock.h"
 
@@ -36,4 +36,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_MOCK_MOCK_PAYLOAD_SPLITTER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_PAYLOAD_SPLITTER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/neteq.cc b/webrtc/modules/audio_coding/neteq/neteq.cc
similarity index 70%
rename from webrtc/modules/audio_coding/neteq4/neteq.cc
rename to webrtc/modules/audio_coding/neteq/neteq.cc
index 48dacea..7edacde 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq.cc
@@ -8,21 +8,21 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 
-#include "webrtc/modules/audio_coding/neteq4/accelerate.h"
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
-#include "webrtc/modules/audio_coding/neteq4/dtmf_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/neteq_impl.h"
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/payload_splitter.h"
-#include "webrtc/modules/audio_coding/neteq4/preemptive_expand.h"
-#include "webrtc/modules/audio_coding/neteq4/timestamp_scaler.h"
+#include "webrtc/modules/audio_coding/neteq/accelerate.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/neteq_impl.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/payload_splitter.h"
+#include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
+#include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/neteq.gypi b/webrtc/modules/audio_coding/neteq/neteq.gypi
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/neteq.gypi
rename to webrtc/modules/audio_coding/neteq/neteq.gypi
index 84794c9..2b1524b 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq.gypi
+++ b/webrtc/modules/audio_coding/neteq/neteq.gypi
@@ -33,7 +33,7 @@
   },
   'targets': [
     {
-      'target_name': 'NetEq4',
+      'target_name': 'neteq',
       'type': 'static_library',
       'dependencies': [
         '<@(neteq_dependencies)',
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_external_decoder_unittest.cc b/webrtc/modules/audio_coding/neteq/neteq_external_decoder_unittest.cc
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/neteq_external_decoder_unittest.cc
rename to webrtc/modules/audio_coding/neteq/neteq_external_decoder_unittest.cc
index 3352d18..a401076 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_external_decoder_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_external_decoder_unittest.cc
@@ -15,10 +15,10 @@
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_external_decoder_pcm16b.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_external_decoder_pcm16b.h"
+#include "webrtc/modules/audio_coding/neteq/tools/input_audio_file.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_generator.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/test/testsupport/fileutils.h"
 #include "webrtc/test/testsupport/gtest_disable.h"
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_impl.cc b/webrtc/modules/audio_coding/neteq/neteq_impl.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/neteq_impl.cc
rename to webrtc/modules/audio_coding/neteq/neteq_impl.cc
index 38a5456..0054c8d 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_impl.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_impl.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/neteq_impl.h"
+#include "webrtc/modules/audio_coding/neteq/neteq_impl.h"
 
 #include <assert.h>
 #include <memory.h>  // memset
@@ -16,28 +16,28 @@
 #include <algorithm>
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
-#include "webrtc/modules/audio_coding/neteq4/accelerate.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/buffer_level_filter.h"
-#include "webrtc/modules/audio_coding/neteq4/comfort_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/decision_logic.h"
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/defines.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_peak_detector.h"
-#include "webrtc/modules/audio_coding/neteq4/dtmf_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/dtmf_tone_generator.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/merge.h"
-#include "webrtc/modules/audio_coding/neteq4/normal.h"
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
-#include "webrtc/modules/audio_coding/neteq4/payload_splitter.h"
-#include "webrtc/modules/audio_coding/neteq4/post_decode_vad.h"
-#include "webrtc/modules/audio_coding/neteq4/preemptive_expand.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/timestamp_scaler.h"
+#include "webrtc/modules/audio_coding/neteq/accelerate.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/comfort_noise.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/defines.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/merge.h"
+#include "webrtc/modules/audio_coding/neteq/normal.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
+#include "webrtc/modules/audio_coding/neteq/payload_splitter.h"
+#include "webrtc/modules/audio_coding/neteq/post_decode_vad.h"
+#include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
 #include "webrtc/modules/interface/module_common_types.h"
 #include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
 #include "webrtc/system_wrappers/interface/logging.h"
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_impl.h b/webrtc/modules/audio_coding/neteq/neteq_impl.h
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/neteq_impl.h
rename to webrtc/modules/audio_coding/neteq/neteq_impl.h
index 9b155fe..4ec6fa4 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_impl.h
+++ b/webrtc/modules/audio_coding/neteq/neteq_impl.h
@@ -8,19 +8,19 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_NETEQ_IMPL_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_NETEQ_IMPL_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_NETEQ_IMPL_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_NETEQ_IMPL_H_
 
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/defines.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"  // Declare PacketList.
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/rtcp.h"
-#include "webrtc/modules/audio_coding/neteq4/statistics_calculator.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/defines.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"  // Declare PacketList.
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/rtcp.h"
+#include "webrtc/modules/audio_coding/neteq/statistics_calculator.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/system_wrappers/interface/thread_annotations.h"
 #include "webrtc/typedefs.h"
@@ -399,4 +399,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_NETEQ_IMPL_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_NETEQ_IMPL_H_
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_impl_unittest.cc b/webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/neteq_impl_unittest.cc
rename to webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc
index aedd8d5..1257766 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_impl_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_impl_unittest.cc
@@ -8,25 +8,25 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/neteq_impl.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/neteq_impl.h"
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/accelerate.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_buffer_level_filter.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_delay_manager.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_delay_peak_detector.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_dtmf_tone_generator.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_packet_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_payload_splitter.h"
-#include "webrtc/modules/audio_coding/neteq4/preemptive_expand.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
-#include "webrtc/modules/audio_coding/neteq4/timestamp_scaler.h"
+#include "webrtc/modules/audio_coding/neteq/accelerate.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_buffer_level_filter.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_delay_peak_detector.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_dtmf_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_dtmf_tone_generator.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_payload_splitter.h"
+#include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
 
 using ::testing::Return;
 using ::testing::ReturnNull;
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_stereo_unittest.cc b/webrtc/modules/audio_coding/neteq/neteq_stereo_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/neteq_stereo_unittest.cc
rename to webrtc/modules/audio_coding/neteq/neteq_stereo_unittest.cc
index e1d6441..3c695c8 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_stereo_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_stereo_unittest.cc
@@ -16,9 +16,9 @@
 
 #include "gtest/gtest.h"
 #include "webrtc/modules/audio_coding/codecs/pcm16b/include/pcm16b.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/tools/input_audio_file.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_generator.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/test/testsupport/fileutils.h"
 #include "webrtc/test/testsupport/gtest_disable.h"
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_tests.gypi b/webrtc/modules/audio_coding/neteq/neteq_tests.gypi
similarity index 93%
rename from webrtc/modules/audio_coding/neteq4/neteq_tests.gypi
rename to webrtc/modules/audio_coding/neteq/neteq_tests.gypi
index 2be4737..4d2ce25 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_tests.gypi
+++ b/webrtc/modules/audio_coding/neteq/neteq_tests.gypi
@@ -12,8 +12,8 @@
       'target_name': 'neteq_rtpplay',
       'type': 'executable',
       'dependencies': [
-        'NetEq4',
-        'NetEq4TestTools',
+        'neteq',
+        'neteq_test_tools',
         'neteq_unittest_tools',
         'PCM16B',
         '<(webrtc_root)/test/test.gyp:test_support_main',
@@ -31,7 +31,7 @@
       'type': 'executable',
       'dependencies': [
         # TODO(hlundin): Make RTPencode use ACM to encode files.
-        'NetEq4TestTools',# Test helpers
+        'neteq_test_tools',# Test helpers
         'G711',
         'G722',
         'PCM16B',
@@ -99,7 +99,7 @@
       'target_name': 'RTPchange',
       'type': 'executable',
       'dependencies': [
-        'NetEq4TestTools',
+        'neteq_test_tools',
         '<(DEPTH)/testing/gtest.gyp:gtest',
       ],
       'sources': [
@@ -111,7 +111,7 @@
       'target_name': 'RTPtimeshift',
       'type': 'executable',
       'dependencies': [
-       'NetEq4TestTools',
+       'neteq_test_tools',
         '<(DEPTH)/testing/gtest.gyp:gtest',
       ],
       'sources': [
@@ -123,7 +123,7 @@
       'target_name': 'RTPcat',
       'type': 'executable',
       'dependencies': [
-        'NetEq4TestTools',
+        'neteq_test_tools',
         '<(DEPTH)/testing/gtest.gyp:gtest',
       ],
       'sources': [
@@ -135,7 +135,7 @@
       'target_name': 'rtp_to_text',
       'type': 'executable',
       'dependencies': [
-        'NetEq4TestTools',
+        'neteq_test_tools',
         '<(webrtc_root)/system_wrappers/source/system_wrappers.gyp:system_wrappers',
       ],
       'sources': [
@@ -147,7 +147,7 @@
       'target_name': 'audio_classifier_test',
       'type': 'executable',
       'dependencies': [
-        'NetEq4',
+        'neteq',
       ],
       'sources': [
         'test/audio_classifier_test.cc',
@@ -158,7 +158,7 @@
       'target_name': 'neteq_test_support',
       'type': 'static_library',
       'dependencies': [
-        'NetEq4',
+        'neteq',
         'PCM16B',
         'neteq_unittest_tools',
         '<(DEPTH)/testing/gtest.gyp:gtest',
@@ -173,10 +173,10 @@
     }, # neteq_test_support
 
     {
-      'target_name': 'neteq4_speed_test',
+      'target_name': 'neteq_speed_test',
       'type': 'executable',
       'dependencies': [
-        'NetEq4',
+        'neteq',
         'neteq_test_support',
         '<(DEPTH)/third_party/gflags/gflags.gyp:gflags',
         '<(webrtc_root)/test/test.gyp:test_support_main',
@@ -187,10 +187,10 @@
     },
 
     {
-      'target_name': 'neteq4_opus_fec_quality_test',
+      'target_name': 'neteq_opus_fec_quality_test',
       'type': 'executable',
       'dependencies': [
-        'NetEq4',
+        'neteq',
         'neteq_test_support',
         'webrtc_opus',
         '<(DEPTH)/testing/gtest.gyp:gtest',
@@ -203,7 +203,7 @@
     },
 
     {
-     'target_name': 'NetEq4TestTools',
+     'target_name': 'neteq_test_tools',
       # Collection of useful functions used in other tests.
       'type': 'static_library',
       'variables': {
diff --git a/webrtc/modules/audio_coding/neteq4/neteq_unittest.cc b/webrtc/modules/audio_coding/neteq/neteq_unittest.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/neteq_unittest.cc
rename to webrtc/modules/audio_coding/neteq/neteq_unittest.cc
index f66a3cf..62783ef 100644
--- a/webrtc/modules/audio_coding/neteq4/neteq_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/neteq_unittest.cc
@@ -12,7 +12,7 @@
  * This file includes unit tests for NetEQ.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 
 #include <math.h>
 #include <stdlib.h>
@@ -25,7 +25,7 @@
 
 #include "gflags/gflags.h"
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.h"
+#include "webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.h"
 #include "webrtc/modules/audio_coding/codecs/pcm16b/include/pcm16b.h"
 #include "webrtc/test/testsupport/fileutils.h"
 #include "webrtc/test/testsupport/gtest_disable.h"
diff --git a/webrtc/modules/audio_coding/neteq4/normal.cc b/webrtc/modules/audio_coding/neteq/normal.cc
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/normal.cc
rename to webrtc/modules/audio_coding/neteq/normal.cc
index 8d9c020..bfde179 100644
--- a/webrtc/modules/audio_coding/neteq4/normal.cc
+++ b/webrtc/modules/audio_coding/neteq/normal.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/normal.h"
+#include "webrtc/modules/audio_coding/neteq/normal.h"
 
 #include <string.h>  // memset, memcpy
 
@@ -16,11 +16,11 @@
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
 #include "webrtc/modules/audio_coding/codecs/cng/include/webrtc_cng.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/normal.h b/webrtc/modules/audio_coding/neteq/normal.h
similarity index 87%
rename from webrtc/modules/audio_coding/neteq4/normal.h
rename to webrtc/modules/audio_coding/neteq/normal.h
index 1be5c7f..aa24b52 100644
--- a/webrtc/modules/audio_coding/neteq4/normal.h
+++ b/webrtc/modules/audio_coding/neteq/normal.h
@@ -8,16 +8,16 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_NORMAL_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_NORMAL_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_NORMAL_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_NORMAL_H_
 
 #include <string.h>  // Access to size_t.
 
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/defines.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/defines.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -65,4 +65,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_NORMAL_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_NORMAL_H_
diff --git a/webrtc/modules/audio_coding/neteq4/normal_unittest.cc b/webrtc/modules/audio_coding/neteq/normal_unittest.cc
similarity index 71%
rename from webrtc/modules/audio_coding/neteq4/normal_unittest.cc
rename to webrtc/modules/audio_coding/neteq/normal_unittest.cc
index 2bd7b89..c855865 100644
--- a/webrtc/modules/audio_coding/neteq4/normal_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/normal_unittest.cc
@@ -10,16 +10,16 @@
 
 // Unit tests for Normal class.
 
-#include "webrtc/modules/audio_coding/neteq4/normal.h"
+#include "webrtc/modules/audio_coding/neteq/normal.h"
 
 #include <vector>
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/expand.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/expand.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/packet.h b/webrtc/modules/audio_coding/neteq/packet.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/packet.h
rename to webrtc/modules/audio_coding/neteq/packet.h
index 4518f91..89ddda7 100644
--- a/webrtc/modules/audio_coding/neteq4/packet.h
+++ b/webrtc/modules/audio_coding/neteq/packet.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PACKET_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PACKET_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_PACKET_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_PACKET_H_
 
 #include <list>
 
@@ -85,4 +85,4 @@
 typedef std::list<Packet*> PacketList;
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PACKET_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_PACKET_H_
diff --git a/webrtc/modules/audio_coding/neteq4/packet_buffer.cc b/webrtc/modules/audio_coding/neteq/packet_buffer.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/packet_buffer.cc
rename to webrtc/modules/audio_coding/neteq/packet_buffer.cc
index bcd0e7b..38b573b 100644
--- a/webrtc/modules/audio_coding/neteq4/packet_buffer.cc
+++ b/webrtc/modules/audio_coding/neteq/packet_buffer.cc
@@ -12,12 +12,12 @@
 // an STL list. The list is kept sorted at all times so that the next packet to
 // decode is at the beginning of the list.
 
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
 
 #include <algorithm>  // find_if()
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/packet_buffer.h b/webrtc/modules/audio_coding/neteq/packet_buffer.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/packet_buffer.h
rename to webrtc/modules/audio_coding/neteq/packet_buffer.h
index 3b068c3..76c4ddd 100644
--- a/webrtc/modules/audio_coding/neteq4/packet_buffer.h
+++ b/webrtc/modules/audio_coding/neteq/packet_buffer.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PACKET_BUFFER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PACKET_BUFFER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_PACKET_BUFFER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_PACKET_BUFFER_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -132,4 +132,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PACKET_BUFFER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_PACKET_BUFFER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/packet_buffer_unittest.cc b/webrtc/modules/audio_coding/neteq/packet_buffer_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/packet_buffer_unittest.cc
rename to webrtc/modules/audio_coding/neteq/packet_buffer_unittest.cc
index 387ca146..5e6b89f 100644
--- a/webrtc/modules/audio_coding/neteq4/packet_buffer_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/packet_buffer_unittest.cc
@@ -10,12 +10,12 @@
 
 // Unit tests for PacketBuffer class.
 
-#include "webrtc/modules/audio_coding/neteq4/packet_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 
 using ::testing::Return;
 using ::testing::_;
diff --git a/webrtc/modules/audio_coding/neteq4/payload_splitter.cc b/webrtc/modules/audio_coding/neteq/payload_splitter.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/payload_splitter.cc
rename to webrtc/modules/audio_coding/neteq/payload_splitter.cc
index 0e97b7d..1d61ef0 100644
--- a/webrtc/modules/audio_coding/neteq4/payload_splitter.cc
+++ b/webrtc/modules/audio_coding/neteq/payload_splitter.cc
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/payload_splitter.h"
+#include "webrtc/modules/audio_coding/neteq/payload_splitter.h"
 
 #include <assert.h>
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/payload_splitter.h b/webrtc/modules/audio_coding/neteq/payload_splitter.h
similarity index 93%
rename from webrtc/modules/audio_coding/neteq4/payload_splitter.h
rename to webrtc/modules/audio_coding/neteq/payload_splitter.h
index 5086409..a3dd77e 100644
--- a/webrtc/modules/audio_coding/neteq4/payload_splitter.h
+++ b/webrtc/modules/audio_coding/neteq/payload_splitter.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PAYLOAD_SPLITTER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PAYLOAD_SPLITTER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_PAYLOAD_SPLITTER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_PAYLOAD_SPLITTER_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 
 namespace webrtc {
 
@@ -87,4 +87,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PAYLOAD_SPLITTER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_PAYLOAD_SPLITTER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/payload_splitter_unittest.cc b/webrtc/modules/audio_coding/neteq/payload_splitter_unittest.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/payload_splitter_unittest.cc
rename to webrtc/modules/audio_coding/neteq/payload_splitter_unittest.cc
index c83a9b5..5cde1bd 100644
--- a/webrtc/modules/audio_coding/neteq4/payload_splitter_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/payload_splitter_unittest.cc
@@ -10,15 +10,15 @@
 
 // Unit tests for PayloadSplitter class.
 
-#include "webrtc/modules/audio_coding/neteq4/payload_splitter.h"
+#include "webrtc/modules/audio_coding/neteq/payload_splitter.h"
 
 #include <assert.h>
 
 #include <utility>  // pair
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 
 using ::testing::Return;
diff --git a/webrtc/modules/audio_coding/neteq4/post_decode_vad.cc b/webrtc/modules/audio_coding/neteq/post_decode_vad.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/post_decode_vad.cc
rename to webrtc/modules/audio_coding/neteq/post_decode_vad.cc
index c3d5c7e..7ae7f97 100644
--- a/webrtc/modules/audio_coding/neteq4/post_decode_vad.cc
+++ b/webrtc/modules/audio_coding/neteq/post_decode_vad.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/post_decode_vad.h"
+#include "webrtc/modules/audio_coding/neteq/post_decode_vad.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/post_decode_vad.h b/webrtc/modules/audio_coding/neteq/post_decode_vad.h
similarity index 82%
rename from webrtc/modules/audio_coding/neteq4/post_decode_vad.h
rename to webrtc/modules/audio_coding/neteq/post_decode_vad.h
index 327de1a..e713009 100644
--- a/webrtc/modules/audio_coding/neteq4/post_decode_vad.h
+++ b/webrtc/modules/audio_coding/neteq/post_decode_vad.h
@@ -8,17 +8,17 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_POST_DECODE_VAD_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_POST_DECODE_VAD_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_POST_DECODE_VAD_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_POST_DECODE_VAD_H_
 
 #include <string>  // size_t
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/common_audio/vad/include/webrtc_vad.h"
 #include "webrtc/common_types.h"  // NULL
-#include "webrtc/modules/audio_coding/neteq4/defines.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/defines.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -69,4 +69,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_POST_DECODE_VAD_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_POST_DECODE_VAD_H_
diff --git a/webrtc/modules/audio_coding/neteq4/post_decode_vad_unittest.cc b/webrtc/modules/audio_coding/neteq/post_decode_vad_unittest.cc
similarity index 90%
rename from webrtc/modules/audio_coding/neteq4/post_decode_vad_unittest.cc
rename to webrtc/modules/audio_coding/neteq/post_decode_vad_unittest.cc
index a4d9da8..ed48db8 100644
--- a/webrtc/modules/audio_coding/neteq4/post_decode_vad_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/post_decode_vad_unittest.cc
@@ -10,7 +10,7 @@
 
 // Unit tests for PostDecodeVad class.
 
-#include "webrtc/modules/audio_coding/neteq4/post_decode_vad.h"
+#include "webrtc/modules/audio_coding/neteq/post_decode_vad.h"
 
 #include "gtest/gtest.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/preemptive_expand.cc b/webrtc/modules/audio_coding/neteq/preemptive_expand.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/preemptive_expand.cc
rename to webrtc/modules/audio_coding/neteq/preemptive_expand.cc
index dace45e..b2dc3e6 100644
--- a/webrtc/modules/audio_coding/neteq4/preemptive_expand.cc
+++ b/webrtc/modules/audio_coding/neteq/preemptive_expand.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/preemptive_expand.h"
+#include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
 
 #include <algorithm>  // min, max
 
diff --git a/webrtc/modules/audio_coding/neteq4/preemptive_expand.h b/webrtc/modules/audio_coding/neteq/preemptive_expand.h
similarity index 89%
rename from webrtc/modules/audio_coding/neteq4/preemptive_expand.h
rename to webrtc/modules/audio_coding/neteq/preemptive_expand.h
index 4d20ae6..1aa6133 100644
--- a/webrtc/modules/audio_coding/neteq4/preemptive_expand.h
+++ b/webrtc/modules/audio_coding/neteq/preemptive_expand.h
@@ -8,14 +8,14 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PREEMPTIVE_EXPAND_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PREEMPTIVE_EXPAND_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_PREEMPTIVE_EXPAND_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_PREEMPTIVE_EXPAND_H_
 
 #include <assert.h>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
-#include "webrtc/modules/audio_coding/neteq4/time_stretch.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/time_stretch.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -84,4 +84,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_PREEMPTIVE_EXPAND_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_PREEMPTIVE_EXPAND_H_
diff --git a/webrtc/modules/audio_coding/neteq4/random_vector.cc b/webrtc/modules/audio_coding/neteq/random_vector.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/random_vector.cc
rename to webrtc/modules/audio_coding/neteq/random_vector.cc
index e7a5a1d..b12f217 100644
--- a/webrtc/modules/audio_coding/neteq4/random_vector.cc
+++ b/webrtc/modules/audio_coding/neteq/random_vector.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/random_vector.h b/webrtc/modules/audio_coding/neteq/random_vector.h
similarity index 86%
rename from webrtc/modules/audio_coding/neteq4/random_vector.h
rename to webrtc/modules/audio_coding/neteq/random_vector.h
index 2c67ebb..767dc48 100644
--- a/webrtc/modules/audio_coding/neteq4/random_vector.h
+++ b/webrtc/modules/audio_coding/neteq/random_vector.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_RANDOM_VECTOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_RANDOM_VECTOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_
 
 #include <string.h>  // size_t
 
@@ -47,4 +47,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_RANDOM_VECTOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_RANDOM_VECTOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/random_vector_unittest.cc b/webrtc/modules/audio_coding/neteq/random_vector_unittest.cc
similarity index 90%
rename from webrtc/modules/audio_coding/neteq4/random_vector_unittest.cc
rename to webrtc/modules/audio_coding/neteq/random_vector_unittest.cc
index 83193e2..cbdcdf7 100644
--- a/webrtc/modules/audio_coding/neteq4/random_vector_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/random_vector_unittest.cc
@@ -10,7 +10,7 @@
 
 // Unit tests for RandomVector class.
 
-#include "webrtc/modules/audio_coding/neteq4/random_vector.h"
+#include "webrtc/modules/audio_coding/neteq/random_vector.h"
 
 #include "gtest/gtest.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/rtcp.cc b/webrtc/modules/audio_coding/neteq/rtcp.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/rtcp.cc
rename to webrtc/modules/audio_coding/neteq/rtcp.cc
index bc178fc..cf8e028 100644
--- a/webrtc/modules/audio_coding/neteq4/rtcp.cc
+++ b/webrtc/modules/audio_coding/neteq/rtcp.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/rtcp.h"
+#include "webrtc/modules/audio_coding/neteq/rtcp.h"
 
 #include <string.h>
 
diff --git a/webrtc/modules/audio_coding/neteq4/rtcp.h b/webrtc/modules/audio_coding/neteq/rtcp.h
similarity index 89%
rename from webrtc/modules/audio_coding/neteq4/rtcp.h
rename to webrtc/modules/audio_coding/neteq/rtcp.h
index d465667..2a765ef 100644
--- a/webrtc/modules/audio_coding/neteq4/rtcp.h
+++ b/webrtc/modules/audio_coding/neteq/rtcp.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_RTCP_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_RTCP_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_RTCP_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_RTCP_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -55,4 +55,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_RTCP_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_RTCP_H_
diff --git a/webrtc/modules/audio_coding/neteq4/statistics_calculator.cc b/webrtc/modules/audio_coding/neteq/statistics_calculator.cc
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/statistics_calculator.cc
rename to webrtc/modules/audio_coding/neteq/statistics_calculator.cc
index b6e9222..383f705 100644
--- a/webrtc/modules/audio_coding/neteq4/statistics_calculator.cc
+++ b/webrtc/modules/audio_coding/neteq/statistics_calculator.cc
@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/statistics_calculator.h"
+#include "webrtc/modules/audio_coding/neteq/statistics_calculator.h"
 
 #include <assert.h>
 #include <string.h>  // memset
 
-#include "webrtc/modules/audio_coding/neteq4/decision_logic.h"
-#include "webrtc/modules/audio_coding/neteq4/delay_manager.h"
+#include "webrtc/modules/audio_coding/neteq/decision_logic.h"
+#include "webrtc/modules/audio_coding/neteq/delay_manager.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/statistics_calculator.h b/webrtc/modules/audio_coding/neteq/statistics_calculator.h
similarity index 92%
rename from webrtc/modules/audio_coding/neteq4/statistics_calculator.h
rename to webrtc/modules/audio_coding/neteq/statistics_calculator.h
index 30f9377..07ef853 100644
--- a/webrtc/modules/audio_coding/neteq4/statistics_calculator.h
+++ b/webrtc/modules/audio_coding/neteq/statistics_calculator.h
@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_STATISTICS_CALCULATOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_STATISTICS_CALCULATOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_STATISTICS_CALCULATOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_STATISTICS_CALCULATOR_H_
 
 #include <vector>
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -106,4 +106,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_STATISTICS_CALCULATOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_STATISTICS_CALCULATOR_H_
diff --git a/webrtc/modules/audio_coding/neteq4/sync_buffer.cc b/webrtc/modules/audio_coding/neteq/sync_buffer.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/sync_buffer.cc
rename to webrtc/modules/audio_coding/neteq/sync_buffer.cc
index 75ee6ec..d1802e1 100644
--- a/webrtc/modules/audio_coding/neteq4/sync_buffer.cc
+++ b/webrtc/modules/audio_coding/neteq/sync_buffer.cc
@@ -12,7 +12,7 @@
 
 #include <algorithm>  // Access to min.
 
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/sync_buffer.h b/webrtc/modules/audio_coding/neteq/sync_buffer.h
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/sync_buffer.h
rename to webrtc/modules/audio_coding/neteq/sync_buffer.h
index 8deb950..59bd4d8 100644
--- a/webrtc/modules/audio_coding/neteq4/sync_buffer.h
+++ b/webrtc/modules/audio_coding/neteq/sync_buffer.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_SYNC_BUFFER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_SYNC_BUFFER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_SYNC_BUFFER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_SYNC_BUFFER_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -98,4 +98,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_SYNC_BUFFER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_SYNC_BUFFER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/sync_buffer_unittest.cc b/webrtc/modules/audio_coding/neteq/sync_buffer_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/sync_buffer_unittest.cc
rename to webrtc/modules/audio_coding/neteq/sync_buffer_unittest.cc
index 1aafa22..1a3d0fe 100644
--- a/webrtc/modules/audio_coding/neteq4/sync_buffer_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/sync_buffer_unittest.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/sync_buffer.h"
+#include "webrtc/modules/audio_coding/neteq/sync_buffer.h"
 
 #include "gtest/gtest.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/test/NETEQTEST_DummyRTPpacket.cc b/webrtc/modules/audio_coding/neteq/test/NETEQTEST_DummyRTPpacket.cc
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/NETEQTEST_DummyRTPpacket.cc
rename to webrtc/modules/audio_coding/neteq/test/NETEQTEST_DummyRTPpacket.cc
diff --git a/webrtc/modules/audio_coding/neteq4/test/NETEQTEST_DummyRTPpacket.h b/webrtc/modules/audio_coding/neteq/test/NETEQTEST_DummyRTPpacket.h
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/NETEQTEST_DummyRTPpacket.h
rename to webrtc/modules/audio_coding/neteq/test/NETEQTEST_DummyRTPpacket.h
diff --git a/webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.cc b/webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.cc
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.cc
rename to webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.cc
diff --git a/webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.h b/webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.h
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.h
rename to webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.h
diff --git a/webrtc/modules/audio_coding/neteq4/test/PayloadTypes.h b/webrtc/modules/audio_coding/neteq/test/PayloadTypes.h
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/PayloadTypes.h
rename to webrtc/modules/audio_coding/neteq/test/PayloadTypes.h
diff --git a/webrtc/modules/audio_coding/neteq4/test/RTPcat.cc b/webrtc/modules/audio_coding/neteq/test/RTPcat.cc
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/test/RTPcat.cc
rename to webrtc/modules/audio_coding/neteq/test/RTPcat.cc
index 87189cf..f06b574 100644
--- a/webrtc/modules/audio_coding/neteq4/test/RTPcat.cc
+++ b/webrtc/modules/audio_coding/neteq/test/RTPcat.cc
@@ -14,7 +14,7 @@
 #include <vector>
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.h"
+#include "webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.h"
 
 #define FIRSTLINELEN 40
 
diff --git a/webrtc/modules/audio_coding/neteq4/test/RTPchange.cc b/webrtc/modules/audio_coding/neteq/test/RTPchange.cc
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/test/RTPchange.cc
rename to webrtc/modules/audio_coding/neteq/test/RTPchange.cc
index 30bee86..54395c0 100644
--- a/webrtc/modules/audio_coding/neteq4/test/RTPchange.cc
+++ b/webrtc/modules/audio_coding/neteq/test/RTPchange.cc
@@ -13,8 +13,8 @@
 #include <algorithm>
 #include <vector>
 
-#include "webrtc/modules/audio_coding/neteq4/test/NETEQTEST_DummyRTPpacket.h"
-#include "webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.h"
+#include "webrtc/modules/audio_coding/neteq/test/NETEQTEST_DummyRTPpacket.h"
+#include "webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.h"
 
 #define FIRSTLINELEN 40
 //#define WEBRTC_DUMMY_RTP
diff --git a/webrtc/modules/audio_coding/neteq4/test/RTPencode.cc b/webrtc/modules/audio_coding/neteq/test/RTPencode.cc
similarity index 99%
rename from webrtc/modules/audio_coding/neteq4/test/RTPencode.cc
rename to webrtc/modules/audio_coding/neteq/test/RTPencode.cc
index bc80609..93b366b 100644
--- a/webrtc/modules/audio_coding/neteq4/test/RTPencode.cc
+++ b/webrtc/modules/audio_coding/neteq/test/RTPencode.cc
@@ -25,8 +25,8 @@
 
 #include "webrtc/typedefs.h"
 // needed for NetEqDecoder
-#include "webrtc/modules/audio_coding/neteq4/interface/audio_decoder.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/interface/audio_decoder.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
 
 /************************/
 /* Define payload types */
diff --git a/webrtc/modules/audio_coding/neteq4/test/RTPjitter.cc b/webrtc/modules/audio_coding/neteq/test/RTPjitter.cc
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/RTPjitter.cc
rename to webrtc/modules/audio_coding/neteq/test/RTPjitter.cc
diff --git a/webrtc/modules/audio_coding/neteq4/test/RTPtimeshift.cc b/webrtc/modules/audio_coding/neteq/test/RTPtimeshift.cc
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/RTPtimeshift.cc
rename to webrtc/modules/audio_coding/neteq/test/RTPtimeshift.cc
diff --git a/webrtc/modules/audio_coding/neteq4/test/audio_classifier_test.cc b/webrtc/modules/audio_coding/neteq/test/audio_classifier_test.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/test/audio_classifier_test.cc
rename to webrtc/modules/audio_coding/neteq/test/audio_classifier_test.cc
index 730406b..aa2b61d 100644
--- a/webrtc/modules/audio_coding/neteq4/test/audio_classifier_test.cc
+++ b/webrtc/modules/audio_coding/neteq/test/audio_classifier_test.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/audio_classifier.h"
+#include "webrtc/modules/audio_coding/neteq/audio_classifier.h"
 
 #include <math.h>
 #include <stdio.h>
diff --git a/webrtc/modules/audio_coding/neteq4/test/delay_tool/parse_delay_file.m b/webrtc/modules/audio_coding/neteq/test/delay_tool/parse_delay_file.m
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/delay_tool/parse_delay_file.m
rename to webrtc/modules/audio_coding/neteq/test/delay_tool/parse_delay_file.m
diff --git a/webrtc/modules/audio_coding/neteq4/test/delay_tool/plot_neteq_delay.m b/webrtc/modules/audio_coding/neteq/test/delay_tool/plot_neteq_delay.m
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/delay_tool/plot_neteq_delay.m
rename to webrtc/modules/audio_coding/neteq/test/delay_tool/plot_neteq_delay.m
diff --git a/webrtc/modules/audio_coding/neteq4/test/neteq_opus_fec_quality_test.cc b/webrtc/modules/audio_coding/neteq/test/neteq_opus_fec_quality_test.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/test/neteq_opus_fec_quality_test.cc
rename to webrtc/modules/audio_coding/neteq/test/neteq_opus_fec_quality_test.cc
index aa4522b..ad6d8ec 100644
--- a/webrtc/modules/audio_coding/neteq4/test/neteq_opus_fec_quality_test.cc
+++ b/webrtc/modules/audio_coding/neteq/test/neteq_opus_fec_quality_test.cc
@@ -10,7 +10,7 @@
 
 #include <gflags/gflags.h>
 #include "webrtc/modules/audio_coding/codecs/opus/interface/opus_interface.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.h"
+#include "webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.h"
 #include "webrtc/test/testsupport/fileutils.h"
 
 using google::RegisterFlagValidator;
diff --git a/webrtc/modules/audio_coding/neteq4/test/neteq_performance_unittest.cc b/webrtc/modules/audio_coding/neteq/test/neteq_performance_unittest.cc
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/test/neteq_performance_unittest.cc
rename to webrtc/modules/audio_coding/neteq/test/neteq_performance_unittest.cc
index f669742..14857c7 100644
--- a/webrtc/modules/audio_coding/neteq4/test/neteq_performance_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/test/neteq_performance_unittest.cc
@@ -9,7 +9,7 @@
  */
 
 #include "testing/gtest/include/gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.h"
+#include "webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.h"
 #include "webrtc/test/testsupport/perf_test.h"
 #include "webrtc/typedefs.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/test/neteq_speed_test.cc b/webrtc/modules/audio_coding/neteq/test/neteq_speed_test.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/test/neteq_speed_test.cc
rename to webrtc/modules/audio_coding/neteq/test/neteq_speed_test.cc
index cecd48b..05e75f3 100644
--- a/webrtc/modules/audio_coding/neteq4/test/neteq_speed_test.cc
+++ b/webrtc/modules/audio_coding/neteq/test/neteq_speed_test.cc
@@ -13,7 +13,7 @@
 #include <iostream>
 
 #include "gflags/gflags.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.h"
+#include "webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.h"
 #include "webrtc/typedefs.h"
 
 // Flag validators.
diff --git a/webrtc/modules/audio_coding/neteq4/test/rtp_to_text.cc b/webrtc/modules/audio_coding/neteq/test/rtp_to_text.cc
similarity index 100%
rename from webrtc/modules/audio_coding/neteq4/test/rtp_to_text.cc
rename to webrtc/modules/audio_coding/neteq/test/rtp_to_text.cc
diff --git a/webrtc/modules/audio_coding/neteq4/time_stretch.cc b/webrtc/modules/audio_coding/neteq/time_stretch.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/time_stretch.cc
rename to webrtc/modules/audio_coding/neteq/time_stretch.cc
index 5b246c1..a9228d4 100644
--- a/webrtc/modules/audio_coding/neteq4/time_stretch.cc
+++ b/webrtc/modules/audio_coding/neteq/time_stretch.cc
@@ -8,13 +8,13 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/time_stretch.h"
+#include "webrtc/modules/audio_coding/neteq/time_stretch.h"
 
 #include <algorithm>  // min, max
 
 #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
-#include "webrtc/modules/audio_coding/neteq4/dsp_helper.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/dsp_helper.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/time_stretch.h b/webrtc/modules/audio_coding/neteq/time_stretch.h
similarity index 93%
rename from webrtc/modules/audio_coding/neteq4/time_stretch.h
rename to webrtc/modules/audio_coding/neteq/time_stretch.h
index cd110b1..9396d8f 100644
--- a/webrtc/modules/audio_coding/neteq4/time_stretch.h
+++ b/webrtc/modules/audio_coding/neteq/time_stretch.h
@@ -8,14 +8,14 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TIME_STRETCH_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TIME_STRETCH_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TIME_STRETCH_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TIME_STRETCH_H_
 
 #include <assert.h>
 #include <string.h>  // memset, size_t
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/audio_multi_vector.h"
+#include "webrtc/modules/audio_coding/neteq/audio_multi_vector.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -108,4 +108,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TIME_STRETCH_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TIME_STRETCH_H_
diff --git a/webrtc/modules/audio_coding/neteq4/time_stretch_unittest.cc b/webrtc/modules/audio_coding/neteq/time_stretch_unittest.cc
similarity index 89%
rename from webrtc/modules/audio_coding/neteq4/time_stretch_unittest.cc
rename to webrtc/modules/audio_coding/neteq/time_stretch_unittest.cc
index 529038a..64789b4 100644
--- a/webrtc/modules/audio_coding/neteq4/time_stretch_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/time_stretch_unittest.cc
@@ -10,11 +10,11 @@
 
 // Unit tests for Accelerate and PreemptiveExpand classes.
 
-#include "webrtc/modules/audio_coding/neteq4/accelerate.h"
-#include "webrtc/modules/audio_coding/neteq4/preemptive_expand.h"
+#include "webrtc/modules/audio_coding/neteq/accelerate.h"
+#include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
 
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/background_noise.h"
+#include "webrtc/modules/audio_coding/neteq/background_noise.h"
 
 namespace webrtc {
 
diff --git a/webrtc/modules/audio_coding/neteq4/timestamp_scaler.cc b/webrtc/modules/audio_coding/neteq/timestamp_scaler.cc
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/timestamp_scaler.cc
rename to webrtc/modules/audio_coding/neteq/timestamp_scaler.cc
index b2b5b40..0189013 100644
--- a/webrtc/modules/audio_coding/neteq4/timestamp_scaler.cc
+++ b/webrtc/modules/audio_coding/neteq/timestamp_scaler.cc
@@ -8,10 +8,10 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/timestamp_scaler.h"
+#include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
 
-#include "webrtc/modules/audio_coding/neteq4/decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/defines.h"
+#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/defines.h"
 #include "webrtc/system_wrappers/interface/logging.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/timestamp_scaler.h b/webrtc/modules/audio_coding/neteq/timestamp_scaler.h
similarity index 88%
rename from webrtc/modules/audio_coding/neteq4/timestamp_scaler.h
rename to webrtc/modules/audio_coding/neteq/timestamp_scaler.h
index 604b599..59b8cc7 100644
--- a/webrtc/modules/audio_coding/neteq4/timestamp_scaler.h
+++ b/webrtc/modules/audio_coding/neteq/timestamp_scaler.h
@@ -8,11 +8,11 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TIMESTAMP_SCALER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TIMESTAMP_SCALER_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TIMESTAMP_SCALER_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TIMESTAMP_SCALER_H_
 
 #include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -65,4 +65,4 @@
 };
 
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TIMESTAMP_SCALER_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TIMESTAMP_SCALER_H_
diff --git a/webrtc/modules/audio_coding/neteq4/timestamp_scaler_unittest.cc b/webrtc/modules/audio_coding/neteq/timestamp_scaler_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/timestamp_scaler_unittest.cc
rename to webrtc/modules/audio_coding/neteq/timestamp_scaler_unittest.cc
index c676094..8cbbfa3 100644
--- a/webrtc/modules/audio_coding/neteq4/timestamp_scaler_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/timestamp_scaler_unittest.cc
@@ -8,12 +8,12 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/timestamp_scaler.h"
+#include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
 
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/mock/mock_decoder_database.h"
-#include "webrtc/modules/audio_coding/neteq4/packet.h"
+#include "webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.h"
+#include "webrtc/modules/audio_coding/neteq/packet.h"
 
 using ::testing::Return;
 using ::testing::ReturnNull;
diff --git a/webrtc/modules/audio_coding/neteq4/tools/audio_loop.cc b/webrtc/modules/audio_coding/neteq/tools/audio_loop.cc
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/tools/audio_loop.cc
rename to webrtc/modules/audio_coding/neteq/tools/audio_loop.cc
index 94ea5be..2d2a7e3 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/audio_loop.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/audio_loop.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/tools/audio_loop.h"
+#include "webrtc/modules/audio_coding/neteq/tools/audio_loop.h"
 
 #include <assert.h>
 #include <stdio.h>
diff --git a/webrtc/modules/audio_coding/neteq4/tools/audio_loop.h b/webrtc/modules/audio_coding/neteq/tools/audio_loop.h
similarity index 90%
rename from webrtc/modules/audio_coding/neteq4/tools/audio_loop.h
rename to webrtc/modules/audio_coding/neteq/tools/audio_loop.h
index 144898e..9647d82 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/audio_loop.h
+++ b/webrtc/modules/audio_coding/neteq/tools/audio_loop.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_AUDIO_LOOP_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_AUDIO_LOOP_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_AUDIO_LOOP_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_AUDIO_LOOP_H_
 
 #include <string>
 
@@ -56,4 +56,4 @@
 
 }  // namespace test
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_AUDIO_LOOP_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_AUDIO_LOOP_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/input_audio_file.cc b/webrtc/modules/audio_coding/neteq/tools/input_audio_file.cc
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/tools/input_audio_file.cc
rename to webrtc/modules/audio_coding/neteq/tools/input_audio_file.cc
index 62692e2..8063173 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/input_audio_file.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/input_audio_file.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h"
+#include "webrtc/modules/audio_coding/neteq/tools/input_audio_file.h"
 
 namespace webrtc {
 namespace test {
diff --git a/webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h b/webrtc/modules/audio_coding/neteq/tools/input_audio_file.h
similarity index 88%
rename from webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h
rename to webrtc/modules/audio_coding/neteq/tools/input_audio_file.h
index 7325d04..274f8ea 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h
+++ b/webrtc/modules/audio_coding/neteq/tools/input_audio_file.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_INPUT_AUDIO_FILE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_INPUT_AUDIO_FILE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_INPUT_AUDIO_FILE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_INPUT_AUDIO_FILE_H_
 
 #include <stdio.h>
 
@@ -48,4 +48,4 @@
 
 }  // namespace test
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_INPUT_AUDIO_FILE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_INPUT_AUDIO_FILE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.cc b/webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.cc
similarity index 94%
rename from webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.cc
rename to webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.cc
index 2eb7462..433546f 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.cc
@@ -8,12 +8,12 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.h"
+#include "webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.h"
 
 #include "webrtc/modules/audio_coding/codecs/pcm16b/include/pcm16b.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/audio_loop.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/tools/audio_loop.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_generator.h"
 #include "webrtc/system_wrappers/interface/clock.h"
 #include "webrtc/test/testsupport/fileutils.h"
 #include "webrtc/typedefs.h"
diff --git a/webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.h b/webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.h
similarity index 80%
rename from webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.h
rename to webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.h
index 1b205c0..d094db0 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/neteq_performance_test.h
+++ b/webrtc/modules/audio_coding/neteq/tools/neteq_performance_test.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_NETEQ_PERFORMANCE_TEST_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_NETEQ_PERFORMANCE_TEST_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_PERFORMANCE_TEST_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_PERFORMANCE_TEST_H_
 
 #include "webrtc/typedefs.h"
 
@@ -29,4 +29,4 @@
 }  // namespace test
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_NETEQ_PERFORMANCE_TEST_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_PERFORMANCE_TEST_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.cc b/webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.cc
rename to webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.cc
index 8daca18..fc5d8ab 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.cc
@@ -9,7 +9,7 @@
  */
 
 #include <stdio.h>
-#include "webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.h"
+#include "webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.h"
 
 namespace webrtc {
 namespace test {
diff --git a/webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.h b/webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.h
similarity index 87%
rename from webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.h
rename to webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.h
index 03aabc8..87fc507 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/neteq_quality_test.h
+++ b/webrtc/modules/audio_coding/neteq/tools/neteq_quality_test.h
@@ -8,14 +8,14 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_NETEQ_QUALITY_TEST_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_NETEQ_QUALITY_TEST_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_QUALITY_TEST_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_QUALITY_TEST_H_
 
 #include <string>
 #include "testing/gtest/include/gtest/gtest.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/tools/input_audio_file.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_generator.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/typedefs.h"
 
@@ -97,4 +97,4 @@
 }  // namespace test
 }  // namespace webrtc
 
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_NETEQ_QUALITY_TEST_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_QUALITY_TEST_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/neteq_rtpplay.cc b/webrtc/modules/audio_coding/neteq/tools/neteq_rtpplay.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/tools/neteq_rtpplay.cc
rename to webrtc/modules/audio_coding/neteq/tools/neteq_rtpplay.cc
index 1308bf5..3c5f6b0 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/neteq_rtpplay.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/neteq_rtpplay.cc
@@ -20,10 +20,10 @@
 
 #include "google/gflags.h"
 #include "webrtc/modules/audio_coding/codecs/pcm16b/include/pcm16b.h"
-#include "webrtc/modules/audio_coding/neteq4/interface/neteq.h"
-#include "webrtc/modules/audio_coding/neteq4/test/NETEQTEST_RTPpacket.h"
-#include "webrtc/modules/audio_coding/neteq4/test/NETEQTEST_DummyRTPpacket.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/input_audio_file.h"
+#include "webrtc/modules/audio_coding/neteq/interface/neteq.h"
+#include "webrtc/modules/audio_coding/neteq/test/NETEQTEST_RTPpacket.h"
+#include "webrtc/modules/audio_coding/neteq/test/NETEQTEST_DummyRTPpacket.h"
+#include "webrtc/modules/audio_coding/neteq/tools/input_audio_file.h"
 #include "webrtc/modules/interface/module_common_types.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 #include "webrtc/system_wrappers/interface/trace.h"
diff --git a/webrtc/modules/audio_coding/neteq4/tools/packet.cc b/webrtc/modules/audio_coding/neteq/tools/packet.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/tools/packet.cc
rename to webrtc/modules/audio_coding/neteq/tools/packet.cc
index 6e0778b..d8fb713 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/packet.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/packet.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/tools/packet.h"
+#include "webrtc/modules/audio_coding/neteq/tools/packet.h"
 #include "webrtc/modules/rtp_rtcp/interface/rtp_header_parser.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/tools/packet.h b/webrtc/modules/audio_coding/neteq/tools/packet.h
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/tools/packet.h
rename to webrtc/modules/audio_coding/neteq/tools/packet.h
index 03586bc..eb8ce28 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/packet.h
+++ b/webrtc/modules/audio_coding/neteq/tools/packet.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_PACKET_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_PACKET_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_H_
 
 #include <list>
 
@@ -114,4 +114,4 @@
 
 }  // namespace test
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_PACKET_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/packet_source.h b/webrtc/modules/audio_coding/neteq/tools/packet_source.h
similarity index 80%
rename from webrtc/modules/audio_coding/neteq4/tools/packet_source.h
rename to webrtc/modules/audio_coding/neteq/tools/packet_source.h
index 261ae78..c539b8e 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/packet_source.h
+++ b/webrtc/modules/audio_coding/neteq/tools/packet_source.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_PACKET_SOURCE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_PACKET_SOURCE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_SOURCE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_SOURCE_H_
 
 #include "webrtc/base/constructormagic.h"
 
@@ -33,4 +33,4 @@
 
 }  // namespace test
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_PACKET_SOURCE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_SOURCE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/packet_unittest.cc b/webrtc/modules/audio_coding/neteq/tools/packet_unittest.cc
similarity index 98%
rename from webrtc/modules/audio_coding/neteq4/tools/packet_unittest.cc
rename to webrtc/modules/audio_coding/neteq/tools/packet_unittest.cc
index b6c0713..df844ee 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/packet_unittest.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/packet_unittest.cc
@@ -10,7 +10,7 @@
 
 // Unit tests for test Packet class.
 
-#include "webrtc/modules/audio_coding/neteq4/tools/packet.h"
+#include "webrtc/modules/audio_coding/neteq/tools/packet.h"
 
 #include "gtest/gtest.h"
 
diff --git a/webrtc/modules/audio_coding/neteq4/tools/rtp_analyze.cc b/webrtc/modules/audio_coding/neteq/tools/rtp_analyze.cc
similarity index 97%
rename from webrtc/modules/audio_coding/neteq4/tools/rtp_analyze.cc
rename to webrtc/modules/audio_coding/neteq/tools/rtp_analyze.cc
index 71a6c3c..773cc2c 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/rtp_analyze.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/rtp_analyze.cc
@@ -13,8 +13,8 @@
 #include <vector>
 
 #include "google/gflags.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/packet.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.h"
+#include "webrtc/modules/audio_coding/neteq/tools/packet.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_file_source.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 
 // Flag validator.
diff --git a/webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.cc b/webrtc/modules/audio_coding/neteq/tools/rtp_file_source.cc
similarity index 96%
rename from webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.cc
rename to webrtc/modules/audio_coding/neteq/tools/rtp_file_source.cc
index ceedde0..8278635 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/rtp_file_source.cc
@@ -8,7 +8,7 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_file_source.h"
 
 #include <assert.h>
 #include <string.h>
@@ -18,7 +18,7 @@
 #include <netinet/in.h>
 #endif
 
-#include "webrtc/modules/audio_coding/neteq4/tools/packet.h"
+#include "webrtc/modules/audio_coding/neteq/tools/packet.h"
 #include "webrtc/modules/rtp_rtcp/interface/rtp_header_parser.h"
 
 namespace webrtc {
diff --git a/webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.h b/webrtc/modules/audio_coding/neteq/tools/rtp_file_source.h
similarity index 86%
rename from webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.h
rename to webrtc/modules/audio_coding/neteq/tools/rtp_file_source.h
index 86197d9..527018e 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/rtp_file_source.h
+++ b/webrtc/modules/audio_coding/neteq/tools/rtp_file_source.h
@@ -8,15 +8,15 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_RTP_FILE_SOURCE_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_RTP_FILE_SOURCE_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_RTP_FILE_SOURCE_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_RTP_FILE_SOURCE_H_
 
 #include <stdio.h>
 #include <string>
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/common_types.h"
-#include "webrtc/modules/audio_coding/neteq4/tools/packet_source.h"
+#include "webrtc/modules/audio_coding/neteq/tools/packet_source.h"
 #include "webrtc/modules/rtp_rtcp/interface/rtp_rtcp_defines.h"
 #include "webrtc/system_wrappers/interface/scoped_ptr.h"
 
@@ -63,4 +63,4 @@
 
 }  // namespace test
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_RTP_FILE_SOURCE_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_RTP_FILE_SOURCE_H_
diff --git a/webrtc/modules/audio_coding/neteq4/tools/rtp_generator.cc b/webrtc/modules/audio_coding/neteq/tools/rtp_generator.cc
similarity index 95%
rename from webrtc/modules/audio_coding/neteq4/tools/rtp_generator.cc
rename to webrtc/modules/audio_coding/neteq/tools/rtp_generator.cc
index 8d9a89d..17ac209 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/rtp_generator.cc
+++ b/webrtc/modules/audio_coding/neteq/tools/rtp_generator.cc
@@ -10,7 +10,7 @@
 
 #include <assert.h>
 
-#include "webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h"
+#include "webrtc/modules/audio_coding/neteq/tools/rtp_generator.h"
 
 namespace webrtc {
 namespace test {
diff --git a/webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h b/webrtc/modules/audio_coding/neteq/tools/rtp_generator.h
similarity index 89%
rename from webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h
rename to webrtc/modules/audio_coding/neteq/tools/rtp_generator.h
index e1fe802..d3824c8 100644
--- a/webrtc/modules/audio_coding/neteq4/tools/rtp_generator.h
+++ b/webrtc/modules/audio_coding/neteq/tools/rtp_generator.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_RTP_GENERATOR_H_
-#define WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_RTP_GENERATOR_H_
+#ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_RTP_GENERATOR_H_
+#define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_RTP_GENERATOR_H_
 
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/modules/interface/module_common_types.h"
@@ -54,4 +54,4 @@
 
 }  // namespace test
 }  // namespace webrtc
-#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ4_TOOLS_RTP_GENERATOR_H_
+#endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_RTP_GENERATOR_H_
diff --git a/webrtc/modules/modules.gyp b/webrtc/modules/modules.gyp
index 10fa7ba..9c10e38 100644
--- a/webrtc/modules/modules.gyp
+++ b/webrtc/modules/modules.gyp
@@ -17,7 +17,7 @@
     'audio_coding/codecs/isac/fix/source/isacfix.gypi',
     'audio_coding/codecs/pcm16b/pcm16b.gypi',
     'audio_coding/main/acm2/audio_coding_module.gypi',
-    'audio_coding/neteq4/neteq.gypi',
+    'audio_coding/neteq/neteq.gypi',
     'audio_conference_mixer/source/audio_conference_mixer.gypi',
     'audio_device/audio_device.gypi',
     'audio_processing/audio_processing.gypi',
@@ -75,8 +75,8 @@
             'desktop_capture',
             'iSACFix',
             'media_file',
-            'NetEq4',
-            'NetEq4TestTools',
+            'neteq',
+            'neteq_test_tools',
             'neteq_unittest_tools',
             'paced_sender',
             'PCM16B',  # Needed by NetEq tests.
@@ -112,45 +112,45 @@
             'audio_coding/codecs/isac/fix/source/transform_unittest.cc',
             'audio_coding/codecs/isac/main/source/isac_unittest.cc',
             'audio_coding/codecs/opus/opus_unittest.cc',
-            'audio_coding/neteq4/audio_classifier_unittest.cc',
-            'audio_coding/neteq4/audio_multi_vector_unittest.cc',
-            'audio_coding/neteq4/audio_vector_unittest.cc',
-            'audio_coding/neteq4/background_noise_unittest.cc',
-            'audio_coding/neteq4/buffer_level_filter_unittest.cc',
-            'audio_coding/neteq4/comfort_noise_unittest.cc',
-            'audio_coding/neteq4/decision_logic_unittest.cc',
-            'audio_coding/neteq4/decoder_database_unittest.cc',
-            'audio_coding/neteq4/delay_manager_unittest.cc',
-            'audio_coding/neteq4/delay_peak_detector_unittest.cc',
-            'audio_coding/neteq4/dsp_helper_unittest.cc',
-            'audio_coding/neteq4/dtmf_buffer_unittest.cc',
-            'audio_coding/neteq4/dtmf_tone_generator_unittest.cc',
-            'audio_coding/neteq4/expand_unittest.cc',
-            'audio_coding/neteq4/merge_unittest.cc',
-            'audio_coding/neteq4/neteq_external_decoder_unittest.cc',
-            'audio_coding/neteq4/neteq_impl_unittest.cc',
-            'audio_coding/neteq4/neteq_stereo_unittest.cc',
-            'audio_coding/neteq4/neteq_unittest.cc',
-            'audio_coding/neteq4/normal_unittest.cc',
-            'audio_coding/neteq4/packet_buffer_unittest.cc',
-            'audio_coding/neteq4/payload_splitter_unittest.cc',
-            'audio_coding/neteq4/post_decode_vad_unittest.cc',
-            'audio_coding/neteq4/random_vector_unittest.cc',
-            'audio_coding/neteq4/sync_buffer_unittest.cc',
-            'audio_coding/neteq4/timestamp_scaler_unittest.cc',
-            'audio_coding/neteq4/time_stretch_unittest.cc',
-            'audio_coding/neteq4/mock/mock_audio_decoder.h',
-            'audio_coding/neteq4/mock/mock_audio_vector.h',
-            'audio_coding/neteq4/mock/mock_buffer_level_filter.h',
-            'audio_coding/neteq4/mock/mock_decoder_database.h',
-            'audio_coding/neteq4/mock/mock_delay_manager.h',
-            'audio_coding/neteq4/mock/mock_delay_peak_detector.h',
-            'audio_coding/neteq4/mock/mock_dtmf_buffer.h',
-            'audio_coding/neteq4/mock/mock_dtmf_tone_generator.h',
-            'audio_coding/neteq4/mock/mock_external_decoder_pcm16b.h',
-            'audio_coding/neteq4/mock/mock_packet_buffer.h',
-            'audio_coding/neteq4/mock/mock_payload_splitter.h',
-            'audio_coding/neteq4/tools/packet_unittest.cc',
+            'audio_coding/neteq/audio_classifier_unittest.cc',
+            'audio_coding/neteq/audio_multi_vector_unittest.cc',
+            'audio_coding/neteq/audio_vector_unittest.cc',
+            'audio_coding/neteq/background_noise_unittest.cc',
+            'audio_coding/neteq/buffer_level_filter_unittest.cc',
+            'audio_coding/neteq/comfort_noise_unittest.cc',
+            'audio_coding/neteq/decision_logic_unittest.cc',
+            'audio_coding/neteq/decoder_database_unittest.cc',
+            'audio_coding/neteq/delay_manager_unittest.cc',
+            'audio_coding/neteq/delay_peak_detector_unittest.cc',
+            'audio_coding/neteq/dsp_helper_unittest.cc',
+            'audio_coding/neteq/dtmf_buffer_unittest.cc',
+            'audio_coding/neteq/dtmf_tone_generator_unittest.cc',
+            'audio_coding/neteq/expand_unittest.cc',
+            'audio_coding/neteq/merge_unittest.cc',
+            'audio_coding/neteq/neteq_external_decoder_unittest.cc',
+            'audio_coding/neteq/neteq_impl_unittest.cc',
+            'audio_coding/neteq/neteq_stereo_unittest.cc',
+            'audio_coding/neteq/neteq_unittest.cc',
+            'audio_coding/neteq/normal_unittest.cc',
+            'audio_coding/neteq/packet_buffer_unittest.cc',
+            'audio_coding/neteq/payload_splitter_unittest.cc',
+            'audio_coding/neteq/post_decode_vad_unittest.cc',
+            'audio_coding/neteq/random_vector_unittest.cc',
+            'audio_coding/neteq/sync_buffer_unittest.cc',
+            'audio_coding/neteq/timestamp_scaler_unittest.cc',
+            'audio_coding/neteq/time_stretch_unittest.cc',
+            'audio_coding/neteq/mock/mock_audio_decoder.h',
+            'audio_coding/neteq/mock/mock_audio_vector.h',
+            'audio_coding/neteq/mock/mock_buffer_level_filter.h',
+            'audio_coding/neteq/mock/mock_decoder_database.h',
+            'audio_coding/neteq/mock/mock_delay_manager.h',
+            'audio_coding/neteq/mock/mock_delay_peak_detector.h',
+            'audio_coding/neteq/mock/mock_dtmf_buffer.h',
+            'audio_coding/neteq/mock/mock_dtmf_tone_generator.h',
+            'audio_coding/neteq/mock/mock_external_decoder_pcm16b.h',
+            'audio_coding/neteq/mock/mock_packet_buffer.h',
+            'audio_coding/neteq/mock/mock_payload_splitter.h',
+            'audio_coding/neteq/tools/packet_unittest.cc',
             'audio_processing/aec/system_delay_unittest.cc',
             'audio_processing/aec/echo_cancellation_unittest.cc',
             'audio_processing/echo_cancellation_impl_unittest.cc',
diff --git a/webrtc/webrtc_tests.gypi b/webrtc/webrtc_tests.gypi
index 6373458..8f7ecb4 100644
--- a/webrtc/webrtc_tests.gypi
+++ b/webrtc/webrtc_tests.gypi
@@ -63,7 +63,7 @@
       'target_name': 'webrtc_perf_tests',
       'type': '<(gtest_target_type)',
       'sources': [
-        'modules/audio_coding/neteq4/test/neteq_performance_unittest.cc',
+        'modules/audio_coding/neteq/test/neteq_performance_unittest.cc',
         'video/call_perf_tests.cc',
         'video/full_stack.cc',
         'video/rampup_tests.cc',