Remove unused parameters from MediaStreamVideoSource::StartCaptureImpl()

content/renderer/media/webrtc/media_stream_remote_video_source.h

 // 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.
 
 #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_MEDIA_STREAM_REMOTE_VIDEO_SOURCE_H_
 #define CONTENT_RENDERER_MEDIA_WEBRTC_MEDIA_STREAM_REMOTE_VIDEO_SOURCE_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 20 matching lines @@
   ~MediaStreamRemoteVideoSource() override;
 
   // Should be called when the remote video track this source originates from is
   // no longer received on a PeerConnection. This cleans up the references to
   // the webrtc::MediaStreamTrackInterface instance held by |observer_|.
   void OnSourceTerminated();
 
  protected:
   // Implements MediaStreamVideoSource.
   void StartSourceImpl(
-      const media::VideoCaptureFormat& format,
-      const blink::WebMediaConstraints& constraints,
       const VideoCaptureDeliverFrameCB& frame_callback) override;
 
   void StopSourceImpl() override;
 
   // Used by tests to test that a frame can be received and that the
   // MediaStreamRemoteVideoSource behaves as expected.
   rtc::VideoSinkInterface<webrtc::VideoFrame>* SinkInterfaceForTest();
 
  private:
   void OnChanged(webrtc::MediaStreamTrackInterface::TrackState state);
 
   // Internal class used for receiving frames from the webrtc track on a
   // libjingle thread and forward it to the IO-thread.
   class RemoteVideoSourceDelegate;
   scoped_refptr<RemoteVideoSourceDelegate> delegate_;
   std::unique_ptr<TrackObserver> observer_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamRemoteVideoSource);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_WEBRTC_MEDIA_STREAM_REMOTE_VIDEO_SOURCE_H_