Refactor: simplify interface of SenderRtcpSession and CastTransport.

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 <stdint.h>
 
 #include <memory>
@@ skipping 17 matching lines @@
 class CastTransportHostFilter : public content::BrowserMessageFilter {
  public:
   CastTransportHostFilter();
 
  private:
   ~CastTransportHostFilter() override;
 
   // Status callback to create UdpTransport.
   void OnStatusChanged(int32_t channel_id,
                        media::cast::CastTransportStatus status);
-  void SendRtt(int32_t channel_id,
-               uint32_t rtp_sender_ssrc,
-               base::TimeDelta rtt);
-  void SendCastMessage(int32_t channel_id,
-                       uint32_t rtp_sender_ssrc,
-                       const media::cast::RtcpCastMessage& cast_message);
-  void SendReceivedPli(int32_t channel_id, uint32_t rtp_sender_ssrc);
 
   // BrowserMessageFilter implementation.
   bool OnMessageReceived(const IPC::Message& message) override;
 
   // Forwarding functions.
   void OnInitializeAudio(int32_t channel_id,
                          const media::cast::CastTransportRtpConfig& config);
   void OnInitializeVideo(int32_t channel_id,
                          const media::cast::CastTransportRtpConfig& config);
   void OnInsertFrame(int32_t channel_id,
@@ skipping 48 matching lines @@
   std::unique_ptr<content::PowerSaveBlocker> power_save_blocker_;
 
   base::WeakPtrFactory<CastTransportHostFilter> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastTransportHostFilter);
 };
 
 }  // namespace cast
 
 #endif  // CHROME_BROWSER_MEDIA_CAST_TRANSPORT_HOST_FILTER_H_