Cleanup: Remove unneeded forward declararations in net.

net/socket/ssl_client_socket_pool.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_SSL_CLIENT_SOCKET_POOL_H_
 #define NET_SOCKET_SSL_CLIENT_SOCKET_POOL_H_
 #pragma once
 
 #include <string>
 
@@ skipping 18 matching lines @@
 class DnsRRResolver;
 class HostPortPair;
 class HttpProxyClientSocketPool;
 class HttpProxySocketParams;
 class SOCKSClientSocketPool;
 class SOCKSSocketParams;
 class SSLClientSocket;
 class SSLHostInfoFactory;
 class TransportSocketParams;
 class TransportClientSocketPool;
-struct RRResponse;
 
 // SSLSocketParams only needs the socket params for the transport socket
 // that will be used (denoted by |proxy|).
 class NET_EXPORT_PRIVATE SSLSocketParams
     : public base::RefCounted<SSLSocketParams> {
  public:
   SSLSocketParams(const scoped_refptr<TransportSocketParams>& transport_params,
                   const scoped_refptr<SOCKSSocketParams>& socks_params,
                   const scoped_refptr<HttpProxySocketParams>& http_proxy_params,
                   ProxyServer::Scheme proxy,
@@ skipping 231 matching lines @@
   const scoped_refptr<SSLConfigService> ssl_config_service_;
 
   DISALLOW_COPY_AND_ASSIGN(SSLClientSocketPool);
 };
 
 REGISTER_SOCKET_PARAMS_FOR_POOL(SSLClientSocketPool, SSLSocketParams);
 
 }  // namespace net
 
 #endif  // NET_SOCKET_SSL_CLIENT_SOCKET_POOL_H_