Clean away use of RtpAudioFeedback interface from RTP/RTCP receiver code.

webrtc/modules/rtp_rtcp/include/rtp_receiver.h

Index: webrtc/modules/rtp_rtcp/include/rtp_receiver.h
diff --git a/webrtc/modules/rtp_rtcp/include/rtp_receiver.h b/webrtc/modules/rtp_rtcp/include/rtp_receiver.h
index 0640d5cc19a1dc9eb425abc0a886eb1ffe801d23..0a3e201c749b75cc74bc502afd241b1c9e671e59 100644
--- a/webrtc/modules/rtp_rtcp/include/rtp_receiver.h
+++ b/webrtc/modules/rtp_rtcp/include/rtp_receiver.h
@@ -16,6 +16,7 @@
 
 namespace webrtc {
 
+class RtpAudioFeedback;
 class RTPPayloadRegistry;
 
 class TelephoneEventHandler {
@@ -45,6 +46,14 @@ class RtpReceiver {
   // Creates an audio-enabled RTP receiver.
   static RtpReceiver* CreateAudioReceiver(
       Clock* clock,
+      RtpData* incoming_payload_callback,
+      RtpFeedback* incoming_messages_callback,
+      RTPPayloadRegistry* rtp_payload_registry);
+
+  // DEPRECATED: Creates an audio-enabled RTP receiver.
+  // TODO(solenberg): Remove, after updating downstream code.
+  static RtpReceiver* CreateAudioReceiver(
+      Clock* clock,
       RtpAudioFeedback* incoming_audio_feedback,
       RtpData* incoming_payload_callback,
       RtpFeedback* incoming_messages_callback,