Periodically send RTCP report during Media Remoting.

chrome/browser/media/cast_remoting_sender.h

 // Copyright 2016 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.
 
 #ifndef CHROME_BROWSER_MEDIA_CAST_REMOTING_SENDER_H_
 #define CHROME_BROWSER_MEDIA_CAST_REMOTING_SENDER_H_
 
 #include <queue>
 
 #include "base/callback_forward.h"
@@ skipping 105 matching lines @@
 
   void RecordLatestFrameTimestamps(media::cast::FrameId frame_id,
                                    media::cast::RtpTimeTicks rtp_timestamp);
   media::cast::RtpTimeTicks GetRecordedRtpTimestamp(
       media::cast::FrameId frame_id) const;
 
   // If |frame_event_cb_| is not null, this calls |frame_event_cb_| to
   // periodically send the frame events to renderer process for logging.
   void SendFrameEvents();
 
+  // Schedule and execute periodic sending of RTCP report to prevent keepalive
+  // timeouts on receiver side during media pause.
+  void ScheduleNextRtcpReport();
+  void SendRtcpReport();
+
   // Unique identifier for the RTP stream and this CastRemotingSender.
   const int32_t rtp_stream_id_;
 
   // Sends encoded frames over the configured transport (e.g., UDP). It outlives
   // this class.
   media::cast::CastTransport* const transport_;
 
   const uint32_t ssrc_;
 
   const bool is_audio_;
@@ skipping 73 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<CastRemotingSender> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastRemotingSender);
 };
 
 }  // namespace cast
 
 #endif  // CHROME_BROWSER_MEDIA_CAST_REMOTING_SENDER_H_