Add support for transport wide sequence numbers

webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h

Index: webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h
diff --git a/webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h b/webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h
index 3dccee8a4652e83d937e0c50761802d0d5f9ef06..7501f4980386948b798dc844af29c83606390d15 100644
--- a/webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h
+++ b/webrtc/modules/rtp_rtcp/interface/rtp_rtcp.h
@@ -20,6 +20,7 @@
 namespace webrtc {
 // Forward declarations.
 class PacedSender;
+class PacketRouter;
 class ReceiveStatistics;
 class RemoteBitrateEstimator;
 class RtpReceiver;
@@ -66,6 +67,7 @@ class RtpRtcp : public Module {
     RtpAudioFeedback* audio_messages;
     RemoteBitrateEstimator* remote_bitrate_estimator;
     PacedSender* paced_sender;
+    PacketRouter* packet_router;
     BitrateStatisticsObserver* send_bitrate_observer;
     FrameCountObserver* send_frame_count_observer;
     SendSideDelayObserver* send_side_delay_observer;