Support for remote audio into tracks

talk/media/base/mediachannel.h

Index: talk/media/base/mediachannel.h
diff --git a/talk/media/base/mediachannel.h b/talk/media/base/mediachannel.h
index fe223bba0418d27454aae73cb6b3dc2be3df392a..450eac2e4adf5eb000464ed0e035bd9a59bef1af 100644
--- a/talk/media/base/mediachannel.h
+++ b/talk/media/base/mediachannel.h
@@ -31,6 +31,7 @@
 #include <string>
 #include <vector>
 
+#include "talk/media/base/audiorenderer.h"
 #include "talk/media/base/codec.h"
 #include "talk/media/base/constants.h"
 #include "talk/media/base/streamparams.h"
@@ -53,7 +54,6 @@ class Timing;
 
 namespace cricket {
 
-class AudioRenderer;
 struct RtpHeader;
 class ScreencastId;
 struct VideoFormat;
@@ -1028,6 +1028,8 @@ class VoiceMediaChannel : public MediaChannel {
   virtual bool InsertDtmf(uint32_t ssrc, int event, int duration) = 0;
   // Gets quality stats for the channel.
   virtual bool GetStats(VoiceMediaInfo* info) = 0;
+
+  virtual void SetRawAudioSink(uint32_t ssrc, AudioRenderer::Sink* sink) {}
 };
 
 struct VideoSendParameters : RtpSendParameters<VideoCodec, VideoOptions> {