| Index: content/renderer/media/media_stream_video_track.cc | 
| diff --git a/content/renderer/media/media_stream_video_track.cc b/content/renderer/media/media_stream_video_track.cc | 
| index 4403260538a83c673614aa4936335a8ac7fbe0c4..b1900a6f464b60714f848148c4996c7db536e4d9 100644 | 
| --- a/content/renderer/media/media_stream_video_track.cc | 
| +++ b/content/renderer/media/media_stream_video_track.cc | 
| @@ -241,8 +241,7 @@ void MediaStreamVideoTrack::AddSink( | 
|  | 
| void MediaStreamVideoTrack::RemoveSink(MediaStreamVideoSink* sink) { | 
| DCHECK(main_render_thread_checker_.CalledOnValidThread()); | 
| -  std::vector<MediaStreamVideoSink*>::iterator it = | 
| -      std::find(sinks_.begin(), sinks_.end(), sink); | 
| +  auto it = std::find(sinks_.begin(), sinks_.end(), sink); | 
| DCHECK(it != sinks_.end()); | 
| sinks_.erase(it); | 
| frame_deliverer_->RemoveCallback(sink); | 
|  |