Define RtpTransportControllerSendInterface.

webrtc/voice_engine/channel_proxy.h

Index: webrtc/voice_engine/channel_proxy.h
diff --git a/webrtc/voice_engine/channel_proxy.h b/webrtc/voice_engine/channel_proxy.h
index 20aba6fd95ae90e395bc6f5dfcffd40d6e43ea51..7d9ce59557e8701a0383c8bc6b2b3359fbc2d14b 100644
--- a/webrtc/voice_engine/channel_proxy.h
+++ b/webrtc/voice_engine/channel_proxy.h
@@ -31,6 +31,7 @@ class RtcpRttStats;
 class RtpPacketSender;
 class RtpReceiver;
 class RtpRtcp;
+class RtpTransportControllerSenderInterface;
 class Transport;
 class TransportFeedbackObserver;
 
@@ -60,9 +61,7 @@ class ChannelProxy {
   virtual void EnableSendTransportSequenceNumber(int id);
   virtual void EnableReceiveTransportSequenceNumber(int id);
   virtual void RegisterSenderCongestionControlObjects(
-      RtpPacketSender* rtp_packet_sender,
-      TransportFeedbackObserver* transport_feedback_observer,
-      PacketRouter* packet_router);
+      RtpTransportControllerSenderInterface* transport);
   virtual void RegisterReceiverCongestionControlObjects(
       PacketRouter* packet_router);
   virtual void ResetCongestionControlObjects();