MediaRecorder: enable encode acceleration for VP8 in Android

content/renderer/media_recorder/video_track_recorder.h

Index: content/renderer/media_recorder/video_track_recorder.h
diff --git a/content/renderer/media_recorder/video_track_recorder.h b/content/renderer/media_recorder/video_track_recorder.h
index 53a871f32512a7e4a4a23462fa26e568ac1c6fcc..e53cef4efc5fe86cd45a0bdb3c3b8e29c3231ac9 100644
--- a/content/renderer/media_recorder/video_track_recorder.h
+++ b/content/renderer/media_recorder/video_track_recorder.h
@@ -32,8 +32,13 @@ class VideoFrame;
 }  // namespace media
 
 namespace video_track_recorder {
+#if defined(OS_ANDROID)
+const int kVEAEncoderMinResolutionWidth = 176;
+const int kVEAEncoderMinResolutionHeight = 144;
+#else
 const int kVEAEncoderMinResolutionWidth = 640;
 const int kVEAEncoderMinResolutionHeight = 480;
+#endif
 }  // namespace video_track_recorder
 
 namespace content {