Cast: Refactor RTCP handling

chrome/browser/media/cast_transport_host_filter.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.
 
 #ifndef CHROME_BROWSER_MEDIA_CAST_TRANSPORT_HOST_FILTER_H_
 #define CHROME_BROWSER_MEDIA_CAST_TRANSPORT_HOST_FILTER_H_
 
 #include "base/id_map.h"
 #include "base/time/default_tick_clock.h"
 #include "chrome/common/cast_messages.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "media/cast/cast_sender.h"
 #include "media/cast/logging/logging_defines.h"
 #include "media/cast/net/cast_transport_sender.h"
 
 namespace cast {
 
 class CastTransportHostFilter : public content::BrowserMessageFilter {
  public:
   CastTransportHostFilter();
  private:
   virtual ~CastTransportHostFilter();
 
   void NotifyStatusChange(
       int32 channel_id,
       media::cast::CastTransportStatus result);
-  void ReceivedPacket(
-      int32 channel_id,
-      scoped_ptr<media::cast::Packet> result);
   void RawEvents(int32 channel_id,

[miu, 2014/07/18 00:06:23]

naming: Let's prepend a verb at the beginning of these three methods. 
Suggestions:

  SendRawEvents
  SendRtt
  SendCastMessage

[Alpha Left Google, 2014/07/18 01:14:30]

Done.

-                 const std::vector<media::cast::PacketEvent>& packet_events);
+                 const std::vector<media::cast::PacketEvent>& packet_events,
+                 const std::vector<media::cast::FrameEvent>& frame_events);
+  void Rtt(int32 channel_id,
+           uint32 ssrc,
+           base::TimeDelta rtt,
+           base::TimeDelta avg_rtt,
+           base::TimeDelta min_rtt,
+           base::TimeDelta max_rtt);
+  void CastMessage(int32 channel_id,
+                   uint32 ssrc,
+                   const media::cast::RtcpCastMessage& cast_message);
 
   // BrowserMessageFilter implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // Forwarding functions.
   void OnInitializeAudio(
       int32 channel_id,
       const media::cast::CastTransportRtpConfig& config);
   void OnInitializeVideo(
       int32 channel_id,
       const media::cast::CastTransportRtpConfig& config);
   void OnInsertCodedAudioFrame(
       int32 channel_id,
       const media::cast::EncodedFrame& audio_frame);
   void OnInsertCodedVideoFrame(
       int32 channel_id,
       const media::cast::EncodedFrame& video_frame);
-  void OnSendRtcpFromRtpSender(
+  void OnSendSenderReport(
       int32 channel_id,
-      const media::cast::SendRtcpFromRtpSenderData& data,
-      const media::cast::RtcpDlrrReportBlock& dlrr);
+      uint32 ssrc,
+      base::TimeTicks current_time,
+      uint32 current_time_as_rtp_timestamp);
   void OnResendPackets(
       int32 channel_id,
       bool is_audio,
       const media::cast::MissingFramesAndPacketsMap& missing_packets,
       bool cancel_rtx_if_not_in_list,
       base::TimeDelta dedupe_window);
   void OnNew(
       int32 channel_id,
       const net::IPEndPoint& remote_end_point);
   void OnDelete(int32 channel_id);
 
   IDMap<media::cast::CastTransportSender, IDMapOwnPointer> id_map_;
 
   // Clock used by Cast transport.
   base::DefaultTickClock clock_;
 
   DISALLOW_COPY_AND_ASSIGN(CastTransportHostFilter);
 };
 
 }  // namespace cast
 
 #endif  // CHROME_BROWSER_MEDIA_CAST_TRANSPORT_HOST_FILTER_H_