Revert "content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs"

chrome/browser/profiles/profile_io_data.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 "chrome/browser/profiles/profile_io_data.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 438 matching lines @@
   params->profile = profile;
   profile_params_.reset(params.release());
 
   ChromeNetworkDelegate::InitializePrefsOnUIThread(
       &enable_referrers_,
       &enable_do_not_track_,
       &force_google_safesearch_,
       &force_youtube_safety_mode_,
       pref_service);
 
-  scoped_refptr<base::SingleThreadTaskRunner> io_task_runner =
+  scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy =
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO);
 
   chrome_http_user_agent_settings_.reset(
       new ChromeHttpUserAgentSettings(pref_service));
 
   // These members are used only for sign in, which is not enabled
   // in incognito mode.  So no need to initialize them.
   if (!IsOffTheRecord()) {
     google_services_user_account_id_.Init(
         prefs::kGoogleServicesUserAccountId, pref_service);
-    google_services_user_account_id_.MoveToThread(io_task_runner);
+    google_services_user_account_id_.MoveToThread(io_message_loop_proxy);
 
     sync_disabled_.Init(sync_driver::prefs::kSyncManaged, pref_service);
-    sync_disabled_.MoveToThread(io_task_runner);
+    sync_disabled_.MoveToThread(io_message_loop_proxy);
 
     signin_allowed_.Init(prefs::kSigninAllowed, pref_service);
-    signin_allowed_.MoveToThread(io_task_runner);
+    signin_allowed_.MoveToThread(io_message_loop_proxy);
   }
 
   quick_check_enabled_.Init(prefs::kQuickCheckEnabled,
                             local_state_pref_service);
-  quick_check_enabled_.MoveToThread(io_task_runner);
+  quick_check_enabled_.MoveToThread(io_message_loop_proxy);
 
   media_device_id_salt_ = new MediaDeviceIDSalt(pref_service, IsOffTheRecord());
 
   network_prediction_options_.Init(prefs::kNetworkPredictionOptions,
                                    pref_service);
 
-  network_prediction_options_.MoveToThread(io_task_runner);
+  network_prediction_options_.MoveToThread(io_message_loop_proxy);
 
 #if defined(OS_CHROMEOS)
   scoped_ptr<policy::PolicyCertVerifier> verifier =
       policy::PolicyCertServiceFactory::CreateForProfile(profile);
   policy_cert_verifier_ = verifier.get();
   cert_verifier_ = verifier.Pass();
 #endif
   // The URLBlacklistManager has to be created on the UI thread to register
   // observers of |pref_service|, and it also has to clean up on
   // ShutdownOnUIThread to release these observers on the right thread.
   // Don't pass it in |profile_params_| to make sure it is correctly cleaned up,
   // in particular when this ProfileIOData isn't |initialized_| during deletion.
 #if defined(ENABLE_CONFIGURATION_POLICY)
   policy::URLBlacklist::SegmentURLCallback callback =
       static_cast<policy::URLBlacklist::SegmentURLCallback>(
           url_fixer::SegmentURL);
   base::SequencedWorkerPool* pool = BrowserThread::GetBlockingPool();
   scoped_refptr<base::SequencedTaskRunner> background_task_runner =
       pool->GetSequencedTaskRunner(pool->GetSequenceToken());
-  url_blacklist_manager_.reset(new policy::URLBlacklistManager(
-      pref_service, background_task_runner, io_task_runner, callback,
-      base::Bind(policy::OverrideBlacklistForURL)));
+  url_blacklist_manager_.reset(
+      new policy::URLBlacklistManager(
+          pref_service,
+          background_task_runner,
+          io_message_loop_proxy,
+          callback,
+          base::Bind(policy::OverrideBlacklistForURL)));
 
   if (!IsOffTheRecord()) {
     // Add policy headers for non-incognito requests.
     policy::PolicyHeaderService* policy_header_service =
         policy::PolicyHeaderServiceFactory::GetForBrowserContext(profile);
     if (policy_header_service) {
-      policy_header_helper_ =
-          policy_header_service->CreatePolicyHeaderIOHelper(io_task_runner);
+      policy_header_helper_ = policy_header_service->CreatePolicyHeaderIOHelper(
+          io_message_loop_proxy);
     }
   }
 #endif
 
   incognito_availibility_pref_.Init(
       prefs::kIncognitoModeAvailability, pref_service);
-  incognito_availibility_pref_.MoveToThread(io_task_runner);
+  incognito_availibility_pref_.MoveToThread(io_message_loop_proxy);
 
   initialized_on_UI_thread_ = true;
 
   // We need to make sure that content initializes its own data structures that
   // are associated with each ResourceContext because we might post this
   // object to the IO thread after this function.
   BrowserContext::EnsureResourceContextInitialized(profile);
 }
 
 ProfileIOData::MediaRequestContext::MediaRequestContext() {
@@ skipping 747 matching lines @@
       new DevToolsNetworkTransactionFactory(
           network_controller_.get(), shared_session),
       shared_session->net_log(), backend));
 }
 
 void ProfileIOData::SetCookieSettingsForTesting(
     CookieSettings* cookie_settings) {
   DCHECK(!cookie_settings_.get());
   cookie_settings_ = cookie_settings;
 }