Fix crash on IP address change.

net/http/http_network_layer.h

 // Copyright (c) 2010 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_HTTP_HTTP_NETWORK_LAYER_H_
 #define NET_HTTP_HTTP_NETWORK_LAYER_H_
 
 #include <string>
 
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
 #include "net/http/http_transaction_factory.h"
 
 namespace net {
 
 class ClientSocketFactory;
 class HostResolver;
 class HttpAuthHandlerFactory;
 class HttpNetworkSession;
 class NetworkChangeNotifier;
 class ProxyInfo;
 class ProxyService;
+class SpdySessionPool;
 class SSLConfigService;
 
 class HttpNetworkLayer : public HttpTransactionFactory {
  public:
   // |socket_factory|, |network_change_notifier|, |proxy_service| and
   // |host_resolver| must remain valid for the lifetime of HttpNetworkLayer.
   HttpNetworkLayer(ClientSocketFactory* socket_factory,
                    NetworkChangeNotifier* network_change_notifier,
                    HostResolver* host_resolver, ProxyService* proxy_service,
                    SSLConfigService* ssl_config_service,
@@ skipping 41 matching lines @@
 
   // The host resolver and proxy service that will be used when lazily
   // creating |session_|.
   scoped_refptr<HostResolver> host_resolver_;
   scoped_refptr<ProxyService> proxy_service_;
 
   // The SSL config service being used for the session.
   scoped_refptr<SSLConfigService> ssl_config_service_;
 
   scoped_refptr<HttpNetworkSession> session_;
+  scoped_refptr<SpdySessionPool> spdy_session_pool_;
 
   HttpAuthHandlerFactory* http_auth_handler_factory_;
 
   bool suspended_;
   static bool force_spdy_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_LAYER_H_