Wire up transport sequence number / send time callbacks to webrtc via libjingle.

talk/app/webrtc/peerconnectionfactory.cc

Index: talk/app/webrtc/peerconnectionfactory.cc
diff --git a/talk/app/webrtc/peerconnectionfactory.cc b/talk/app/webrtc/peerconnectionfactory.cc
index 08877546c4d6ba8a9007c913b941f2af4b00d217..6619f3101d6eaabd62fe1d5a074e07b240a59799 100644
--- a/talk/app/webrtc/peerconnectionfactory.cc
+++ b/talk/app/webrtc/peerconnectionfactory.cc
@@ -279,9 +279,11 @@ PeerConnectionFactory::CreateAudioTrack(const std::string& id,
   return AudioTrackProxy::Create(signaling_thread_, track);
 }
 
-cricket::ChannelManager* PeerConnectionFactory::channel_manager() {
+webrtc::MediaControllerInterface* PeerConnectionFactory::CreateMediaController()
+    const {
   RTC_DCHECK(signaling_thread_->IsCurrent());
-  return channel_manager_.get();
+  return MediaControllerInterface::Create(worker_thread_,
+                                          channel_manager_.get());
 }
 
 rtc::Thread* PeerConnectionFactory::signaling_thread() {