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

webrtc/base/socket.h

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 106 matching lines @@
 #define SOCKET_ERROR (-1)
 #define closesocket(s) close(s)
 #endif  // WEBRTC_POSIX
 
 namespace rtc {
 
 inline bool IsBlockingError(int e) {
   return (e == EWOULDBLOCK) || (e == EAGAIN) || (e == EINPROGRESS);
 }
 
+struct SentPacket {
+  SentPacket() : packet_id(-1), send_time_ms(-1) {}
+  SentPacket(int packet_id, int64_t send_time_ms)
+      : packet_id(packet_id), send_time_ms(send_time_ms) {}
+
+  int packet_id;
+  int64_t send_time_ms;
+};
+
 // General interface for the socket implementations of various networks.  The
 // methods match those of normal UNIX sockets very closely.
 class Socket {
  public:
   virtual ~Socket() {}
 
   // Returns the address to which the socket is bound.  If the socket is not
   // bound, then the any-address is returned.
   virtual SocketAddress GetLocalAddress() const = 0;
 
@@ skipping 43 matching lines @@
  protected:
   Socket() {}
 
  private:
   RTC_DISALLOW_COPY_AND_ASSIGN(Socket);
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_SOCKET_H__