Remove include_dirs from video_processing.

BUG=1662
TEST=compile on trybots
R=stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2295005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@4852 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/modules/video_processing/main/source/video_processing.gypi b/modules/video_processing/main/source/video_processing.gypi
index cb7dd6f..7a0279e 100644
--- a/modules/video_processing/main/source/video_processing.gypi
+++ b/modules/video_processing/main/source/video_processing.gypi
@@ -17,14 +17,6 @@
         '<(webrtc_root)/common_video/common_video.gyp:common_video',
         '<(webrtc_root)/system_wrappers/source/system_wrappers.gyp:system_wrappers',
       ],
-      'include_dirs': [
-        '../interface',
-      ],
-      'direct_dependent_settings': {
-        'include_dirs': [
-          '../interface',
-        ],
-      },
       'sources': [
         '../interface/video_processing.h',
         '../interface/video_processing_defines.h',
@@ -66,10 +58,6 @@
           'sources': [
             'content_analysis_sse2.cc',
           ],
-          'include_dirs': [
-            '../interface',
-            '../../../interface',
-          ],
           'conditions': [
             ['os_posix==1 and OS!="mac"', {
               'cflags': [ '-msse2', ],