Remove reference counting from HttpNetworkSession.

net/url_request/url_request_context_storage.h

Index: net/url_request/url_request_context_storage.h
diff --git a/net/url_request/url_request_context_storage.h b/net/url_request/url_request_context_storage.h
index 8e2bf0eab3d8e885fe897376bdd0a497e1652025..77c2807a56c73403f1cedc2b15b89d412b54f498 100644
--- a/net/url_request/url_request_context_storage.h
+++ b/net/url_request/url_request_context_storage.h
@@ -18,6 +18,7 @@ class CookieStore;
 class FtpTransactionFactory;
 class HostResolver;
 class HttpAuthHandlerFactory;
+class HttpNetworkSession;
 class HttpServerProperties;
 class HttpTransactionFactory;
 class HttpUserAgentSettings;
@@ -59,6 +60,8 @@ class NET_EXPORT URLRequestContextStorage {
   void set_cookie_store(CookieStore* cookie_store);
   void set_transport_security_state(
       scoped_ptr<TransportSecurityState> transport_security_state);
+  void set_http_network_session(
+      scoped_ptr<HttpNetworkSession> http_network_session);
   void set_http_transaction_factory(
       scoped_ptr<HttpTransactionFactory> http_transaction_factory);
   void set_job_factory(scoped_ptr<URLRequestJobFactory> job_factory);
@@ -70,6 +73,12 @@ class NET_EXPORT URLRequestContextStorage {
       scoped_ptr<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
@@ -92,6 +101,10 @@ class NET_EXPORT URLRequestContextStorage {
   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_;