Move Extension into extensions namespace

chrome/browser/extensions/extension_system.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_EXTENSIONS_EXTENSION_SYSTEM_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_H_
 #pragma once
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/profiles/profile_keyed_service.h"
 #include "chrome/common/extensions/extension_constants.h"
 
-class Extension;
 class ExtensionDevToolsManager;
 class ExtensionEventRouter;
 class ExtensionInfoMap;
 class ExtensionMessageService;
 class ExtensionNavigationObserver;
 class ExtensionPrefs;
 class ExtensionProcessManager;
 class ExtensionService;
 class Profile;
 class UserScriptMaster;
 
 namespace extensions {
 class AlarmManager;
+class Extension;
 class LazyBackgroundTaskQueue;
 class RulesRegistryService;
 }
 
 // The ExtensionSystem manages the creation and destruction of services
 // related to extensions. Most objects are shared between normal
 // and incognito Profiles, except as called out in comments.
 // This interface supports using TestExtensionSystem for TestingProfiles
 // that don't want all of the extensions baggage in their tests.
 class ExtensionSystem : public ProfileKeyedService {
@@ skipping 42 matching lines @@
 
   // The RulesRegistryService is created at startup.
   virtual extensions::RulesRegistryService* rules_registry_service() = 0;
 
   // Called by the ExtensionService that lives in this system. Gives the
   // info map a chance to react to the load event before the EXTENSION_LOADED
   // notification has fired. The purpose for handling this event first is to
   // avoid race conditions by making sure URLRequestContexts learn about new
   // extensions before anything else needs them to know.
   virtual void RegisterExtensionWithRequestContexts(
-      const Extension* extension) {}
+      const extensions::Extension* extension) {}
 
   // Called by the ExtensionService that lives in this system. Lets the
   // info map clean up its RequestContexts once all the listeners to the
   // EXTENSION_UNLOADED notification have finished running.
   virtual void UnregisterExtensionWithRequestContexts(
       const std::string& extension_id,
       const extension_misc::UnloadedExtensionReason reason) {}
 };
 
 // The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
@@ skipping 19 matching lines @@
   virtual extensions::LazyBackgroundTaskQueue* lazy_background_task_queue()
       OVERRIDE;  // shared
   virtual ExtensionInfoMap* info_map() OVERRIDE;  // shared
   virtual ExtensionMessageService* message_service() OVERRIDE;  // shared
   virtual ExtensionEventRouter* event_router() OVERRIDE;  // shared
   // The RulesRegistryService is created at startup.
   virtual extensions::RulesRegistryService* rules_registry_service()
       OVERRIDE;  // shared
 
   virtual void RegisterExtensionWithRequestContexts(
-      const Extension* extension) OVERRIDE;
+      const extensions::Extension* extension) OVERRIDE;
 
   virtual void UnregisterExtensionWithRequestContexts(
       const std::string& extension_id,
       const extension_misc::UnloadedExtensionReason reason) OVERRIDE;
 
  private:
   friend class ExtensionSystemSharedFactory;
 
   // Owns the Extension-related systems that have a single instance
   // shared between normal and incognito profiles.
@@ skipping 45 matching lines @@
   // |io_data_|. While |extension_process_manager_| still lives, we handle
   // incoming resource requests from extension processes and those require
   // access to the ResourceContext owned by |io_data_|.
   scoped_ptr<ExtensionProcessManager> extension_process_manager_;
   scoped_ptr<extensions::AlarmManager> alarm_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_H_