Cleanup channel dispatchers

remoting/protocol/host_video_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 "remoting/protocol/host_video_dispatcher.h"
 
 #include "base/bind.h"
 #include "net/socket/stream_socket.h"
 #include "remoting/base/constants.h"
 #include "remoting/proto/video.pb.h"
 #include "remoting/protocol/message_serialization.h"
 
 namespace remoting {
 namespace protocol {
 
 HostVideoDispatcher::HostVideoDispatcher()
     : ChannelDispatcherBase(kVideoChannelName) {
 }
 
 HostVideoDispatcher::~HostVideoDispatcher() {
 }
 
-void HostVideoDispatcher::OnInitialized() {
-  // TODO(sergeyu): Provide WriteFailedCallback for the buffered writer.
-  writer_.Init(channel(), BufferedSocketWriter::WriteFailedCallback());
-}
-
 void HostVideoDispatcher::ProcessVideoPacket(scoped_ptr<VideoPacket> packet,
                                              const base::Closure& done) {
-  writer_.Write(SerializeAndFrameMessage(*packet), done);
+  writer()->Write(SerializeAndFrameMessage(*packet), done);
 }
 
 }  // namespace protocol
 }  // namespace remoting