Remove unused fields found by clang's new Wunused-private-fields.

net/socket/socket_test_util.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 NET_SOCKET_SOCKET_TEST_UTIL_H_
 #define NET_SOCKET_SOCKET_TEST_UTIL_H_
 #pragma once
 
 #include <cstring>
 #include <deque>
@@ skipping 767 matching lines @@
 
  private:
   static void ConnectCallback(MockSSLClientSocket *ssl_client_socket,
                               const CompletionCallback& callback,
                               int rv);
 
   scoped_ptr<ClientSocketHandle> transport_;
   SSLSocketDataProvider* data_;
   bool is_npn_state_set_;
   bool new_npn_value_;
-  bool was_used_to_convey_data_;
   bool is_protocol_negotiated_set_;
   NextProto protocol_negotiated_;
 };
 
 class MockUDPClientSocket : public DatagramClientSocket,
     public AsyncSocket {
  public:
   MockUDPClientSocket(SocketDataProvider* data, net::NetLog* net_log);
   virtual ~MockUDPClientSocket();
 
@@ skipping 257 matching lines @@
 
 extern const char kSOCKS5OkRequest[];
 extern const int kSOCKS5OkRequestLength;
 
 extern const char kSOCKS5OkResponse[];
 extern const int kSOCKS5OkResponseLength;
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SOCKET_TEST_UTIL_H_