Revert of Remove reference counting from HttpNetworkSession.

net/url_request/url_request_context_storage.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_URL_REQUEST_URL_REQUEST_CONTEXT_STORAGE_H_
 #define NET_URL_REQUEST_URL_REQUEST_CONTEXT_STORAGE_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/base/net_export.h"
 
 namespace net {
 
 class CertVerifier;
 class ChannelIDService;
 class CookieStore;
 class FtpTransactionFactory;
 class HostResolver;
 class HttpAuthHandlerFactory;
-class HttpNetworkSession;
 class HttpServerProperties;
 class HttpTransactionFactory;
 class HttpUserAgentSettings;
 class NetLog;
 class NetworkDelegate;
 class ProxyService;
 class SdchManager;
 class SSLConfigService;
 class TransportSecurityState;
 class URLRequestContext;
@@ skipping 21 matching lines @@
   void set_http_auth_handler_factory(
       HttpAuthHandlerFactory* http_auth_handler_factory);
   void set_proxy_service(ProxyService* proxy_service);
   void set_ssl_config_service(SSLConfigService* ssl_config_service);
   void set_network_delegate(NetworkDelegate* network_delegate);
   void set_http_server_properties(
       scoped_ptr<HttpServerProperties> http_server_properties);
   void set_cookie_store(CookieStore* cookie_store);
   void set_transport_security_state(
       TransportSecurityState* transport_security_state);
-  void set_http_network_session(
-      scoped_ptr<HttpNetworkSession> http_network_session);
   void set_http_transaction_factory(
       HttpTransactionFactory* http_transaction_factory);
   void set_job_factory(URLRequestJobFactory* job_factory);
   void set_throttler_manager(URLRequestThrottlerManager* throttler_manager);
   void set_backoff_manager(URLRequestBackoffManager* backoff_manager);
   void set_http_user_agent_settings(
       HttpUserAgentSettings* http_user_agent_settings);
   void set_sdch_manager(scoped_ptr<SdchManager> sdch_manager);
 
-  // Everything else can be access through the URLRequestContext, but this
-  // cannot.  Having an accessor for it makes usage a little cleaner.
-  HttpNetworkSession* http_network_session() const {
-    return http_network_session_.get();
-  }
-
  private:
   // We use a raw pointer to prevent reference cycles, since
   // URLRequestContextStorage can often be contained within a URLRequestContext
   // subclass.
   URLRequestContext* const context_;
 
   // Owned members.
   scoped_ptr<NetLog> net_log_;
   scoped_ptr<HostResolver> host_resolver_;
   scoped_ptr<CertVerifier> cert_verifier_;
   // The ChannelIDService must outlive the HttpTransactionFactory.
   scoped_ptr<ChannelIDService> channel_id_service_;
   scoped_ptr<HttpAuthHandlerFactory> http_auth_handler_factory_;
   scoped_ptr<ProxyService> proxy_service_;
   // TODO(willchan): Remove refcounting on these members.
   scoped_refptr<SSLConfigService> ssl_config_service_;
   scoped_ptr<NetworkDelegate> network_delegate_;
   scoped_ptr<HttpServerProperties> http_server_properties_;
   scoped_ptr<HttpUserAgentSettings> http_user_agent_settings_;
   scoped_refptr<CookieStore> cookie_store_;
   scoped_ptr<TransportSecurityState> transport_security_state_;
 
-  // Not actually pointed at by the URLRequestContext, but may be used (but not
-  // owned) by the HttpTransactionFactory.
-  scoped_ptr<HttpNetworkSession> http_network_session_;
-
   scoped_ptr<HttpTransactionFactory> http_transaction_factory_;
   scoped_ptr<URLRequestJobFactory> job_factory_;
   scoped_ptr<URLRequestThrottlerManager> throttler_manager_;
   scoped_ptr<URLRequestBackoffManager> backoff_manager_;
   scoped_ptr<SdchManager> sdch_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestContextStorage);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_CONTEXT_STORAGE_H_