Move server socket functionality from TCPServerSocket into TCPSocket.

net/socket/tcp_server_socket_libevent.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 NET_SOCKET_TCP_SERVER_SOCKET_LIBEVENT_H_
-#define NET_SOCKET_TCP_SERVER_SOCKET_LIBEVENT_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop.h"
-#include "base/threading/non_thread_safe.h"
-#include "net/base/completion_callback.h"
-#include "net/base/net_log.h"
-#include "net/socket/server_socket.h"
-
-namespace net {
-
-class IPEndPoint;
-
-class NET_EXPORT_PRIVATE TCPServerSocketLibevent :
-    public ServerSocket,
-    public base::NonThreadSafe,
-    public base::MessageLoopForIO::Watcher {
- public:
-  TCPServerSocketLibevent(net::NetLog* net_log,
-                          const net::NetLog::Source& source);
-  virtual ~TCPServerSocketLibevent();
-
-  // net::ServerSocket implementation.
-  virtual int Listen(const net::IPEndPoint& address, int backlog) OVERRIDE;
-  virtual int GetLocalAddress(IPEndPoint* address) const OVERRIDE;
-  virtual int Accept(scoped_ptr<StreamSocket>* socket,
-                     const CompletionCallback& callback) OVERRIDE;
-
-  // MessageLoopForIO::Watcher implementation.
-  virtual void OnFileCanReadWithoutBlocking(int fd) OVERRIDE;
-  virtual void OnFileCanWriteWithoutBlocking(int fd) OVERRIDE;
-
- private:
-  int SetSocketOptions();
-  int AcceptInternal(scoped_ptr<StreamSocket>* socket);
-  void Close();
-
-  int socket_;
-
-  base::MessageLoopForIO::FileDescriptorWatcher accept_socket_watcher_;
-
-  scoped_ptr<StreamSocket>* accept_socket_;
-  CompletionCallback accept_callback_;
-
-  BoundNetLog net_log_;
-};
-
-}  // namespace net
-
-#endif  // NET_SOCKET_TCP_SERVER_SOCKET_LIBEVENT_H_