Avoid including gtest file directly, and go through base instead

net/socket/socks5_client_socket.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_SOCKS5_CLIENT_SOCKET_H_
 #define NET_SOCKET_SOCKS5_CLIENT_SOCKET_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/address_list.h"
 #include "net/base/completion_callback.h"
 #include "net/base/host_resolver.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_log.h"
 #include "net/socket/stream_socket.h"
-#include "testing/gtest/include/gtest/gtest_prod.h"
 
 namespace net {
 
 class ClientSocketHandle;
 class BoundNetLog;
 
 // This StreamSocket is used to setup a SOCKSv5 handshake with a socks proxy.
 // Currently no SOCKSv5 authentication is supported.
 class NET_EXPORT_PRIVATE SOCKS5ClientSocket : public StreamSocket {
  public:
@@ skipping 121 matching lines @@
   HostResolver::RequestInfo host_request_info_;
 
   BoundNetLog net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(SOCKS5ClientSocket);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SOCKS5_CLIENT_SOCKET_H_