Delete class webrtc::VideoRenderer and its header file.

webrtc/video_renderer.h

-/*
- *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef WEBRTC_VIDEO_RENDERER_H_
-#define WEBRTC_VIDEO_RENDERER_H_
-
-#include "webrtc/media/base/videosinkinterface.h"
-
-namespace webrtc {
-
-class VideoFrame;
-
-class VideoRenderer : public rtc::VideoSinkInterface<VideoFrame> {
- public:
-  // This function returns true if WebRTC should not delay frames for
-  // smoothness. In general, this case means the renderer can schedule frames to
-  // optimize smoothness.
-  virtual bool SmoothsRenderedFrames() const { return false; }
-
- protected:
-  virtual ~VideoRenderer() {}
-};
-}  // namespace webrtc
-
-#endif  // WEBRTC_VIDEO_RENDERER_H_