Revert "Reland "Split perf-test-specific resources in low_bandwidth_audio_test""

This reverts commit b3808dcc36e4dca8b3d2b68c79e20c5888397690.

Reason for revert: Still fails to generate runtime_deps

Original change's description:
> Reland "Split perf-test-specific resources in low_bandwidth_audio_test"
> 
> This is a reland of 4bbc150b18e961811991e3e524378e703b6d5b31
> 
> Now using rtc_source_set to be able to generate runtime deps
> 
> Original change's description:
> > Split perf-test-specific resources in low_bandwidth_audio_test
> >
> > Bug: chromium:755660
> > Change-Id: I7c60a47b26ad86892218497f28a09a04574077e6
> > Reviewed-on: https://webrtc-review.googlesource.com/61961
> > Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
> > Commit-Queue: Oleh Prypin <oprypin@webrtc.org>
> > Cr-Commit-Position: refs/heads/master@{#22439}
> 
> No-Try: True
> Bug: chromium:755660
> Change-Id: I66eda6f016c98e2a8a99f230d9e0323cc09e4976
> Reviewed-on: https://webrtc-review.googlesource.com/62020
> Commit-Queue: Oleh Prypin <oprypin@webrtc.org>
> Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#22450}

TBR=phoglund@webrtc.org,oprypin@webrtc.org

Change-Id: I781e3172416164e6d313574a31e4c982de8bcd9c
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: chromium:755660
Reviewed-on: https://webrtc-review.googlesource.com/62120
Reviewed-by: Oleh Prypin <oprypin@webrtc.org>
Commit-Queue: Oleh Prypin <oprypin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22454}
diff --git a/audio/BUILD.gn b/audio/BUILD.gn
index 0ef6f0a..39a1db3 100644
--- a/audio/BUILD.gn
+++ b/audio/BUILD.gn
@@ -188,23 +188,7 @@
       }
 
       data = [
-        "../resources/voice_engine/audio_tiny16.wav",
-      ]
-
-      if (!build_with_chromium && is_clang) {
-        # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163)
-        suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
-      }
-    }
-
-    rtc_source_set("low_bandwidth_audio_perf_test") {
-      testonly = true
-
-      deps = [
-        ":low_bandwidth_audio_test",
-      ]
-
-      data = [
+        "../resources/voice_engine/audio_dtx16.wav",
         "../resources/voice_engine/audio_tiny16.wav",
         "../resources/voice_engine/audio_tiny48.wav",
         "test/low_bandwidth_audio_test.py",
@@ -226,6 +210,11 @@
       if (is_mac) {
         data += [ "../tools_webrtc/audio_quality/mac/pesq" ]
       }
+
+      if (!build_with_chromium && is_clang) {
+        # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163)
+        suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
+      }
     }
   }
 
diff --git a/tools_webrtc/mb/gn_isolate_map.pyl b/tools_webrtc/mb/gn_isolate_map.pyl
index 8c7a887..3dbb4a8 100644
--- a/tools_webrtc/mb/gn_isolate_map.pyl
+++ b/tools_webrtc/mb/gn_isolate_map.pyl
@@ -67,7 +67,7 @@
     ],
   },
   "low_bandwidth_audio_perf_test": {
-    "label": "//audio:low_bandwidth_audio_perf_test",
+    "label": "//audio:low_bandwidth_audio_test",
     "type": "script",
     "script": "//audio/test/low_bandwidth_audio_test.py",
     "args": [