Revert of Adding audio to video_quality_test.

webrtc/video/video_quality_test.h

Index: webrtc/video/video_quality_test.h
diff --git a/webrtc/video/video_quality_test.h b/webrtc/video/video_quality_test.h
index 8f153159a4349e8585b076f8af75ac626bae5fa8..9c7f0e7e1dc777c02760b307ef192bcde5c81bda 100644
--- a/webrtc/video/video_quality_test.h
+++ b/webrtc/video/video_quality_test.h
@@ -70,8 +70,6 @@
       // If empty, bitrates are generated in VP9Impl automatically.
       std::vector<SpatialLayer> spatial_layers;
     } ss;
-    bool audio;
-    bool audio_video_sync;
   };
   // (*) Set to -1.1 if generating graph data for simulcast or SVC and the
   // selected stream/layer doesn't have the same resolution as the largest
@@ -79,7 +77,7 @@
 
   VideoQualityTest();
   void RunWithAnalyzer(const Params& params);
-  void RunWithRenderers(const Params& params);
+  void RunWithVideoRenderer(const Params& params);
 
   static void FillScalabilitySettings(
       Params* params,