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

talk/media/webrtc/webrtcvideoengine2.h

 /*
  * libjingle
  * Copyright 2014 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 170 matching lines @@
   bool SetRenderer(uint32 ssrc, VideoRenderer* renderer) override;
   bool GetStats(VideoMediaInfo* info) override;
   bool SetCapturer(uint32 ssrc, VideoCapturer* capturer) override;
   bool SendIntraFrame() override;
   bool RequestIntraFrame() override;
 
   void OnPacketReceived(rtc::Buffer* packet,
                         const rtc::PacketTime& packet_time) override;
   void OnRtcpReceived(rtc::Buffer* packet,
                       const rtc::PacketTime& packet_time) override;
+  void OnPacketSent(const rtc::SentPacket& packet_sent) override;
   void OnReadyToSend(bool ready) override;
   void SetInterface(NetworkInterface* iface) override;
   void UpdateAspectRatio(int ratio_w, int ratio_h) override;
 
   void OnMessage(rtc::Message* msg) override;
 
   void OnLoadUpdate(Load load) override;
 
   // Implemented for VideoMediaChannelTest.
   bool sending() const { return sending_; }
@@ skipping 315 matching lines @@
   WebRtcVideoDecoderFactory* const external_decoder_factory_;
   std::vector<VideoCodecSettings> recv_codecs_;
   std::vector<webrtc::RtpExtension> recv_rtp_extensions_;
   webrtc::Call::Config::BitrateConfig bitrate_config_;
   VideoOptions options_;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_MEDIA_WEBRTC_WEBRTCVIDEOENGINE2_H_