Combining SetVideoSend and SetSource into one method.

webrtc/pc/channel.h

Index: webrtc/pc/channel.h
diff --git a/webrtc/pc/channel.h b/webrtc/pc/channel.h
index 45657f88ee0b07fc340e6ab753080306606a6783..0860b05f4dc9b326be8e9f6ff57001f170742ce6 100644
--- a/webrtc/pc/channel.h
+++ b/webrtc/pc/channel.h
@@ -444,7 +444,6 @@ class VideoChannel : public BaseChannel {
   }
 
   bool SetSink(uint32_t ssrc, rtc::VideoSinkInterface<VideoFrame>* sink);
-  bool SetCapturer(uint32_t ssrc, VideoCapturer* capturer);
   // Get statistics about the current media session.
   bool GetStats(VideoMediaInfo* stats);
 
@@ -455,7 +454,10 @@ class VideoChannel : public BaseChannel {
   void StopMediaMonitor();
   sigslot::signal2<VideoChannel*, const VideoMediaInfo&> SignalMediaMonitor;
 
-  bool SetVideoSend(uint32_t ssrc, bool enable, const VideoOptions* options);
+  bool SetVideoSend(uint32_t ssrc,
+                    bool enable,
+                    const VideoOptions* options,
+                    VideoCapturer* capturer);
   webrtc::RtpParameters GetRtpParameters(uint32_t ssrc) const;
   bool SetRtpParameters(uint32_t ssrc, const webrtc::RtpParameters& parameters);