Make cricket::VideoFrame inherit webrtc::VideoFrame.

webrtc/media/engine/webrtcvideoengine2.cc

 /*
  *  Copyright (c) 2014 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 2490 matching lines @@
   int64_t elapsed_time_ms = rtp_time_elapsed_since_first_frame /
                             (cricket::kVideoCodecClockrate / 1000);
   if (frame.ntp_time_ms() > 0)
     estimated_remote_start_ntp_time_ms_ = frame.ntp_time_ms() - elapsed_time_ms;
 
   if (sink_ == NULL) {
     LOG(LS_WARNING) << "VideoReceiveStream not connected to a VideoSink.";
     return;
   }
 
-  WebRtcVideoFrame render_frame(
-      frame.video_frame_buffer(), frame.rotation(),
-      frame.render_time_ms() * rtc::kNumNanosecsPerMicrosec, frame.timestamp());
-  sink_->OnFrame(render_frame);
+  sink_->OnFrame(frame);
 }
 
 bool WebRtcVideoChannel2::WebRtcVideoReceiveStream::IsDefaultStream() const {
   return default_stream_;
 }
 
 void WebRtcVideoChannel2::WebRtcVideoReceiveStream::SetSink(
     rtc::VideoSinkInterface<cricket::VideoFrame>* sink) {
   rtc::CritScope crit(&sink_lock_);
   sink_ = sink;
@@ skipping 169 matching lines @@
         rtx_mapping[video_codecs[i].codec.id] !=
             fec_settings.red_payload_type) {
       video_codecs[i].rtx_payload_type = rtx_mapping[video_codecs[i].codec.id];
     }
   }
 
   return video_codecs;
 }
 
 }  // namespace cricket