Revert of Remove reference counting from HttpNetworkSession.

net/http/http_network_layer_unittest.cc

 // 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.
 
 #include "net/http/http_network_layer.h"
 
 #include "base/basictypes.h"
 #include "base/strings/stringprintf.h"
 #include "net/cert/mock_cert_verifier.h"
 #include "net/dns/mock_host_resolver.h"
@@ skipping 27 matching lines @@
     proxy_service_.reset(proxy_service);
     HttpNetworkSession::Params session_params;
     session_params.client_socket_factory = &mock_socket_factory_;
     session_params.host_resolver = &host_resolver_;
     session_params.cert_verifier = cert_verifier_.get();
     session_params.transport_security_state = transport_security_state_.get();
     session_params.proxy_service = proxy_service_.get();
     session_params.ssl_config_service = ssl_config_service_.get();
     session_params.http_server_properties =
         http_server_properties_.GetWeakPtr();
-    network_session_.reset(new HttpNetworkSession(session_params));
+    network_session_ = new HttpNetworkSession(session_params);
     factory_.reset(new HttpNetworkLayer(network_session_.get()));
   }
 
   void ExecuteRequestExpectingContentAndHeader(const std::string& method,
                                                const std::string& content,
                                                const std::string& header,
                                                const std::string& value) {
     TestCompletionCallback callback;
 
     HttpRequestInfo request_info;
@@ skipping 193 matching lines @@
     // We should also observe the bad proxy or proxies in the retry list.
     TestBadProxies(proxy_count, bad_proxy, bad_proxy2);
   }
 
   MockClientSocketFactory mock_socket_factory_;
   MockHostResolver host_resolver_;
   scoped_ptr<CertVerifier> cert_verifier_;
   scoped_ptr<TransportSecurityState> transport_security_state_;
   scoped_ptr<ProxyService> proxy_service_;
   const scoped_refptr<SSLConfigService> ssl_config_service_;
-  scoped_ptr<HttpNetworkSession> network_session_;
+  scoped_refptr<HttpNetworkSession> network_session_;
   scoped_ptr<HttpNetworkLayer> factory_;
   HttpServerPropertiesImpl http_server_properties_;
 };
 
 TEST_F(HttpNetworkLayerTest, CreateAndDestroy) {
   scoped_ptr<HttpTransaction> trans;
   int rv = factory_->CreateTransaction(DEFAULT_PRIORITY, &trans);
   EXPECT_EQ(OK, rv);
   EXPECT_TRUE(trans.get() != NULL);
 }
@@ skipping 122 matching lines @@
   rv = trans->Start(&request_info, callback.callback(), BoundNetLog());
   ASSERT_EQ(ERR_CONNECTION_RESET, callback.GetResult(rv));
 
   // network_accessed is true; the HTTP stack did try to make a connection.
   EXPECT_TRUE(trans->GetResponseInfo()->network_accessed);
 }
 
 }  // namespace
 
 }  // namespace net