Change RulesRegistryService to use ProfileKeyedAPI.

chrome/browser/extensions/tab_helper.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/extensions/tab_helper.h"
 
 #include "chrome/browser/extensions/activity_log.h"
 #include "chrome/browser/extensions/api/declarative/rules_registry_service.h"
 #include "chrome/browser/extensions/api/declarative_content/content_rules_registry.h"
 #include "chrome/browser/extensions/crx_installer.h"
@@ skipping 70 matching lines @@
     : content::WebContentsObserver(web_contents),
       extension_app_(NULL),
       ALLOW_THIS_IN_INITIALIZER_LIST(
           extension_function_dispatcher_(
               Profile::FromBrowserContext(web_contents->GetBrowserContext()),
               this)),
       pending_web_app_action_(NONE),
       script_executor_(new ScriptExecutor(web_contents,
                                           &script_execution_observers_)),
       rules_registry_service_(
-          ExtensionSystem::Get(
-              Profile::FromBrowserContext(web_contents->GetBrowserContext()))->
-          rules_registry_service()),
+          ProfileKeyedAPIFactory<RulesRegistryService>::GetForProfile(
+              Profile::FromBrowserContext(web_contents->GetBrowserContext()))),
       ALLOW_THIS_IN_INITIALIZER_LIST(image_loader_ptr_factory_(this)) {
   // The ActiveTabPermissionManager requires a session ID; ensure this
   // WebContents has one.
   SessionTabHelper::CreateForWebContents(web_contents);
   active_tab_permission_granter_.reset(new ActiveTabPermissionGranter(
       web_contents,
       SessionID::IdForTab(web_contents),
       Profile::FromBrowserContext(web_contents->GetBrowserContext())));
   if (FeatureSwitch::script_badges()->IsEnabled()) {
     location_bar_controller_.reset(
@@ skipping 352 matching lines @@
         script_bubble_controller_->OnExtensionUnloaded(
             content::Details<extensions::UnloadedExtensionInfo>(
                 details)->extension->id());
         break;
       }
     }
   }
 }
 
 }  // namespace extensions