[NET] Del: Remove AddressSorterWinXP wrapper for AddressSorterWin

net/socket/tcp_socket_win.h

 // Copyright 2013 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_SOCKET_WIN_H_
 #define NET_SOCKET_TCP_SOCKET_WIN_H_
 
 #include <stdint.h>
 #include <winsock2.h>
 
@@ skipping 51 matching lines @@
   int Write(IOBuffer* buf, int buf_len, const CompletionCallback& callback);
 
   int GetLocalAddress(IPEndPoint* address) const;
   int GetPeerAddress(IPEndPoint* address) const;
 
   // Sets various socket options.
   // The commonly used options for server listening sockets:
   // - SetExclusiveAddrUse().
   int SetDefaultOptionsForServer();
   // The commonly used options for client sockets and accepted sockets:
-  // - Increase the socket buffer sizes for WinXP;
   // - SetNoDelay(true);
   // - SetKeepAlive(true, 45).
   void SetDefaultOptionsForClient();
   int SetExclusiveAddrUse();
   int SetReceiveBufferSize(int32_t size);
   int SetSendBufferSize(int32_t size);
   bool SetKeepAlive(bool enable, int delay);
   bool SetNoDelay(bool no_delay);
 
   // Gets the estimated RTT. Returns false if the RTT is
@@ skipping 83 matching lines @@
   bool logging_multiple_connect_attempts_;
 
   BoundNetLog net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(TCPSocketWin);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_TCP_SOCKET_WIN_H_