CookieStore: Remove reference counting.

ios/crnet/crnet_environment.mm

 // Copyright 2014 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 "ios/crnet/crnet_environment.h"
 
 #import <Foundation/Foundation.h>
 
 #include <utility>
 
@@ skipping 20 matching lines @@
 #include "ios/net/crn_http_protocol_handler.h"
 #include "ios/net/empty_nsurlcache.h"
 #include "ios/net/http_cache_helper.h"
 #include "ios/net/request_tracker.h"
 #include "ios/web/public/user_agent.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_change_notifier.h"
 #include "net/base/sdch_manager.h"
 #include "net/cert/cert_verifier.h"
 #include "net/cert_net/nss_ocsp.h"
+#include "net/cookies/cookie_store.h"
 #include "net/http/http_auth_handler_factory.h"
 #include "net/http/http_cache.h"
 #include "net/http/http_server_properties_impl.h"
 #include "net/http/http_stream_factory.h"
 #include "net/http/http_util.h"
 #include "net/log/net_log.h"
 #include "net/log/write_to_file_net_log_observer.h"
 #include "net/proxy/proxy_service.h"
 #include "net/sdch/sdch_owner.h"
 #include "net/ssl/channel_id_service.h"
@@ skipping 407 matching lines @@
   // TODO(mmenke):  These really shouldn't be leaked.
   //                See https://crbug.com/523858.
   net::HttpNetworkSession* http_network_session =
       new net::HttpNetworkSession(params);
   net::HttpCache* main_cache =
       new net::HttpCache(http_network_session, std::move(main_backend),
                          true /* set_up_quic_server_info */);
   main_context_->set_http_transaction_factory(main_cache);
 
   // Cookies
-  scoped_refptr<net::CookieStore> cookie_store =
-  net::CookieStoreIOS::CreateCookieStore(
+  cookie_store_ = net::CookieStoreIOS::CreateCookieStore(
       [NSHTTPCookieStorage sharedHTTPCookieStorage]);
-  main_context_->set_cookie_store(cookie_store.get());
+  main_context_->set_cookie_store(cookie_store_.get());
 
   net::URLRequestJobFactoryImpl* job_factory =
       new net::URLRequestJobFactoryImpl;
   job_factory->SetProtocolHandler(
       "data", make_scoped_ptr(new net::DataProtocolHandler));
   job_factory->SetProtocolHandler(
       "file", make_scoped_ptr(
                   new net::FileProtocolHandler(file_thread_->task_runner())));
   main_context_->set_job_factory(job_factory);
 
   main_context_->set_net_log(net_log_.get());
 }
 
 std::string CrNetEnvironment::user_agent() {
   const net::HttpUserAgentSettings* user_agent_settings =
       main_context_->http_user_agent_settings();
   if (!user_agent_settings) {
     return nullptr;
   }
 
   return user_agent_settings->GetUserAgent();
 }
 
 void CrNetEnvironment::ClearCache(ClearCacheCallback callback) {
   PostToNetworkThread(
       FROM_HERE,
       base::Bind(&net::ClearHttpCache, main_context_getter_,
                  network_io_thread_->task_runner(), base::BindBlock(callback)));
 }