CookieStore: Remove reference counting.

chrome/browser/io_thread.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 CHROME_BROWSER_IO_THREAD_H_
 #define CHROME_BROWSER_IO_THREAD_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 172 matching lines @@
     // ProxyService, since we always directly connect to fetch the PAC script.
     scoped_ptr<net::URLRequestContext> proxy_script_fetcher_context;
     scoped_ptr<net::ProxyService> system_proxy_service;
     scoped_ptr<net::HttpNetworkSession> system_http_network_session;
     scoped_ptr<net::HttpTransactionFactory> system_http_transaction_factory;
     scoped_ptr<net::URLRequestJobFactory> system_url_request_job_factory;
     scoped_ptr<net::URLRequestContext> system_request_context;
     SystemRequestContextLeakChecker system_request_context_leak_checker;
     // |system_cookie_store| and |system_channel_id_service| are shared
     // between |proxy_script_fetcher_context| and |system_request_context|.
-    scoped_refptr<net::CookieStore> system_cookie_store;
+    scoped_ptr<net::CookieStore> system_cookie_store;
 #if defined(ENABLE_EXTENSIONS)
     scoped_refptr<extensions::EventRouterForwarder>
         extension_event_router_forwarder;
 #endif
     scoped_ptr<net::HostMappingRules> host_mapping_rules;
     scoped_ptr<net::HttpUserAgentSettings> http_user_agent_settings;
     scoped_ptr<net::NetworkQualityEstimator> network_quality_estimator;
     bool ignore_certificate_errors;
     uint16_t testing_fixed_http_port;
     uint16_t testing_fixed_https_port;
@@ skipping 394 matching lines @@
   bool is_quic_allowed_by_policy_;
 
   const base::TimeTicks creation_time_;
 
   base::WeakPtrFactory<IOThread> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(IOThread);
 };
 
 #endif  // CHROME_BROWSER_IO_THREAD_H_