Cast: Simplify code path for RTCP sender report

chrome/renderer/media/cast_ipc_dispatcher.cc

 // 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.
 
 #include "chrome/renderer/media/cast_ipc_dispatcher.h"
 
 #include "chrome/common/cast_messages.h"
 #include "chrome/renderer/media/cast_transport_sender_ipc.h"
 #include "ipc/ipc_message_macros.h"
 
@@ skipping 32 matching lines @@
 void CastIPCDispatcher::RemoveSender(int32 channel_id) {
   return id_map_.Remove(channel_id);
 }
 
 bool CastIPCDispatcher::OnMessageReceived(const IPC::Message& message) {
   DCHECK(io_message_loop_->BelongsToCurrentThread());
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(CastIPCDispatcher, message)
     IPC_MESSAGE_HANDLER(CastMsg_ReceivedPacket, OnReceivedPacket)
     IPC_MESSAGE_HANDLER(CastMsg_NotifyStatusChange, OnNotifyStatusChange)
-    IPC_MESSAGE_HANDLER(CastMsg_RtpStatistics, OnRtpStatistics)
     IPC_MESSAGE_HANDLER(CastMsg_RawEvents, OnRawEvents)
     IPC_MESSAGE_UNHANDLED(handled = false);
   IPC_END_MESSAGE_MAP();
   return handled;
 }
 
 void CastIPCDispatcher::OnFilterAdded(IPC::Channel* channel) {
   DCHECK(io_message_loop_->BelongsToCurrentThread());
   DCHECK(!global_instance_);
   global_instance_ = this;
@@ skipping 29 matching lines @@
     media::cast::transport::CastTransportStatus status) {
   CastTransportSenderIPC* sender = id_map_.Lookup(channel_id);
   if (sender) {
     sender->OnNotifyStatusChange(status);
   } else {
     DVLOG(1)
         << "CastIPCDispatcher::OnNotifystatusChange on non-existing channel.";
   }
 }
 
-void CastIPCDispatcher::OnRtpStatistics(
-    int32 channel_id,
-    bool audio,
-    const media::cast::transport::RtcpSenderInfo& sender_info,
-    base::TimeTicks time_sent,
-    uint32 rtp_timestamp) {
-  CastTransportSenderIPC* sender = id_map_.Lookup(channel_id);
-  if (sender) {
-    sender->OnRtpStatistics(audio, sender_info, time_sent, rtp_timestamp);
-  } else {
-    DVLOG(1) << "CastIPCDispatcher::OnRtpStatistics on non-existing channel.";
-  }
-}
-
 void CastIPCDispatcher::OnRawEvents(
     int32 channel_id,
     const std::vector<media::cast::PacketEvent>& packet_events) {
   CastTransportSenderIPC* sender = id_map_.Lookup(channel_id);
   if (sender) {
     sender->OnRawEvents(packet_events);
   } else {
     DVLOG(1) << "CastIPCDispatcher::OnRawEvents on non-existing channel.";
   }
 }