Make cricket::VideoCapturer implement VideoSourceInterface

talk/media/base/fakemediaengine.h

 /*
  * libjingle
  * Copyright 2004 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 506 matching lines @@
   virtual bool SetVideoSend(uint32_t ssrc, bool enable,
                             const VideoOptions* options) {
     if (!RtpHelper<VideoMediaChannel>::MuteStream(ssrc, !enable)) {
       return false;
     }
     if (enable && options) {
       return SetOptions(*options);
     }
     return true;
   }
+  virtual rtc::VideoSinkInterface<cricket::VideoFrame>* GetSink(uint32_t ssrc) {
+    return NULL;
+  }
   virtual bool SetCapturer(uint32_t ssrc, VideoCapturer* capturer) {
     capturers_[ssrc] = capturer;
     return true;
   }
   bool HasCapturer(uint32_t ssrc) const {
     return capturers_.find(ssrc) != capturers_.end();
   }
   virtual bool AddRecvStream(const StreamParams& sp) {
     if (!RtpHelper<VideoMediaChannel>::AddRecvStream(sp))
       return false;
@@ skipping 404 matching lines @@
 
  private:
   std::vector<FakeDataMediaChannel*> channels_;
   std::vector<DataCodec> data_codecs_;
   DataChannelType last_channel_type_;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_MEDIA_BASE_FAKEMEDIAENGINE_H_