Simplify VideoReader and VideoWriter

remoting/protocol/protobuf_video_reader.h

-// Copyright (c) 2012 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 REMOTING_PROTOCOL_PROTOBUF_VIDEO_READER_H_
-#define REMOTING_PROTOCOL_PROTOBUF_VIDEO_READER_H_
-
-#include "base/compiler_specific.h"
-#include "remoting/proto/video.pb.h"
-#include "remoting/protocol/message_reader.h"
-#include "remoting/protocol/video_reader.h"
-
-namespace net {
-class StreamSocket;
-}  // namespace net
-
-namespace remoting {
-namespace protocol {
-
-class StreamChannelFactory;
-class Session;
-
-class ProtobufVideoReader : public VideoReader {
- public:
-  ProtobufVideoReader(VideoPacketFormat::Encoding encoding);
-  virtual ~ProtobufVideoReader();
-
-  // VideoReader interface.
-  virtual void Init(protocol::Session* session,
-                    VideoStub* video_stub,
-                    const InitializedCallback& callback) OVERRIDE;
-  virtual bool is_connected() OVERRIDE;
-
- private:
-  void OnChannelReady(scoped_ptr<net::StreamSocket> socket);
-  void OnNewData(scoped_ptr<VideoPacket> packet,
-                 const base::Closure& done_task);
-
-  InitializedCallback initialized_callback_;
-
-  VideoPacketFormat::Encoding encoding_;
-
-  StreamChannelFactory* channel_factory_;
-  scoped_ptr<net::StreamSocket> channel_;
-
-  ProtobufMessageReader<VideoPacket> reader_;
-
-  // The stub that processes all received packets.
-  VideoStub* video_stub_;
-
-  DISALLOW_COPY_AND_ASSIGN(ProtobufVideoReader);
-};
-
-}  // namespace protocol
-}  // namespace remoting
-
-#endif  // REMOTING_PROTOCOL_PROTOBUF_VIDEO_READER_H_