Refactor video capturing code in the render process

content/renderer/media/webrtc/media_stream_remote_video_source.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/webrtc/media_stream_remote_video_source.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "content/renderer/media/native_handle_impl.h"
@@ skipping 131 matching lines @@
     media::VideoCaptureFormats formats;
     formats.push_back(format);
     OnSupportedFormats(formats);
   }
 }
 
 void MediaStreamRemoteVideoSource::DoRenderFrameOnMainThread(
     scoped_refptr<media::VideoFrame> video_frame) {
   DCHECK(message_loop_proxy_->BelongsToCurrentThread());
   if (state() == STARTED)
-    DeliverVideoFrame(video_frame);
+    DeliverVideoFrame(video_frame, format_);
 }
 
 }  // namespace content