Rename SocketReaderBase to SocketReader and move it to remoting/base

remoting/protocol/socket_reader_base.h

-// Copyright (c) 2011 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_SOCKET_READER_BASE_H_
-#define REMOTING_PROTOCOL_SOCKET_READER_BASE_H_
-
-#include "base/memory/ref_counted.h"
-#include "net/base/completion_callback.h"
-
-namespace net {
-class IOBuffer;
-class Socket;
-}  // namespace net
-
-namespace remoting {
-
-class SocketReaderBase {
- public:
-  SocketReaderBase();
-  virtual ~SocketReaderBase();
-
- protected:
-  void Init(net::Socket* socket);
-  virtual void OnDataReceived(net::IOBuffer* buffer, int data_size) = 0;
-
- private:
-  void DoRead();
-  void OnRead(int result);
-  void HandleReadResult(int result);
-
-  net::Socket* socket_;
-  bool closed_;
-  scoped_refptr<net::IOBuffer> read_buffer_;
-};
-
-}  // namespace remoting
-
-#endif  // REMOTING_PROTOCOL_SOCKET_READER_BASE_H_