Refactor WebRtcVideoCapturer.

webrtc/media/engine/webrtcvideocapturer.h

 /*
  *  Copyright (c) 2004 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.
  */
 
@@ skipping 69 matching lines @@
 
   std::unique_ptr<WebRtcVcmFactoryInterface> factory_;
   rtc::scoped_refptr<webrtc::VideoCaptureModule> module_;
   int captured_frames_;
   std::vector<uint8_t> capture_buffer_;
   rtc::Thread* start_thread_;  // Set in Start(), unset in Stop();
 
   std::unique_ptr<rtc::AsyncInvoker> async_invoker_;
 };
 
-struct WebRtcCapturedFrame : public CapturedFrame {
- public:
-  WebRtcCapturedFrame(const webrtc::VideoFrame& frame,
-                      void* buffer,
-                      size_t length);
-};
-
 }  // namespace cricket
 
 #endif  // WEBRTC_MEDIA_WEBRTC_WEBRTCVIDEOCAPTURER_H_