Cast: Move retransmission to the transport

media/cast/sender/frame_sender.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // This is the base class for an object that send frames to a receiver.
 // TODO(hclam): Refactor such that there is no separate AudioSender vs.
 // VideoSender, and the functionality of both is rolled into this class.
 
 #ifndef MEDIA_CAST_SENDER_FRAME_SENDER_H_
 #define MEDIA_CAST_SENDER_FRAME_SENDER_H_
@@ skipping 32 matching lines @@
 
   const scoped_refptr<CastEnvironment> cast_environment_;
 
   // Sends encoded frames over the configured transport (e.g., UDP).  In
   // Chromium, this could be a proxy that first sends the frames from a renderer
   // process to the browser process over IPC, with the browser process being
   // responsible for "packetizing" the frames and pushing packets into the
   // network layer.
   CastTransportSender* const transport_sender_;
 
+  const uint32 ssrc_;
+
   // Records lip-sync (i.e., mapping of RTP <--> NTP timestamps), and
   // extrapolates this mapping to any other point in time.
   RtpTimestampHelper rtp_timestamp_helper_;
 
   // RTT information from RTCP.
   bool rtt_available_;
   base::TimeDelta rtt_;
   base::TimeDelta avg_rtt_;
   base::TimeDelta min_rtt_;
   base::TimeDelta max_rtt_;
 
  private:
   const base::TimeDelta rtcp_interval_;
-  const uint32 ssrc_;
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<FrameSender> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FrameSender);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_SENDER_FRAME_SENDER_H_