Refactor the various ways to control what users can do to extensions.

chrome/browser/extensions/test_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_TEST_EXTENSION_SYSTEM_H_
 #define CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_SYSTEM_H_
 #pragma once
 
 #include "chrome/browser/extensions/extension_system.h"
 
 class CommandLine;
 class FilePath;
 
 // Test ExtensionSystem, for use with TestingProfile.
 class TestExtensionSystem : public ExtensionSystem {
  public:
   explicit TestExtensionSystem(Profile* profile);
   virtual ~TestExtensionSystem();
 
   // ProfileKeyedService implementation.
   virtual void Shutdown() OVERRIDE;
 
   // Creates an ExtensionService initialized with the testing profile and
   // returns it.
   ExtensionService* CreateExtensionService(const CommandLine* command_line,
                                            const FilePath& install_directory,
                                            bool autoupdate_enabled);
 
+  // Creates and returns a ManagementPolicy with the ExtensionService and
+  // ExtensionPrefs registered. If not invoked, the ManagementPolicy is NULL.
+  extensions::ManagementPolicy* CreateManagementPolicy();
+
   // Creates an ExtensionProcessManager. If not invoked, the
   // ExtensionProcessManager is NULL.
   void CreateExtensionProcessManager();
 
   // Creates an AlarmManager. Will be NULL otherwise.
   void CreateAlarmManager();
 
   virtual void Init(bool extensions_enabled) OVERRIDE {}
   virtual ExtensionService* extension_service() OVERRIDE;
+  virtual extensions::ManagementPolicy* management_policy() OVERRIDE;
   void SetExtensionService(ExtensionService* service);
   virtual UserScriptMaster* user_script_master() OVERRIDE;
   virtual ExtensionDevToolsManager* devtools_manager() OVERRIDE;
   virtual ExtensionProcessManager* process_manager() OVERRIDE;
   virtual extensions::AlarmManager* alarm_manager() OVERRIDE;
   virtual ExtensionInfoMap* info_map() OVERRIDE;
   virtual extensions::LazyBackgroundTaskQueue*
       lazy_background_task_queue() OVERRIDE;
   virtual ExtensionMessageService* message_service() OVERRIDE;
   virtual ExtensionEventRouter* event_router() OVERRIDE;
   virtual extensions::RulesRegistryService* rules_registry_service()
       OVERRIDE;
 
   // Factory method for tests to use with SetTestingProfile.
   static ProfileKeyedService* Build(Profile* profile);
 
  private:
   Profile* profile_;
 
   // The Extension Preferences. Only created if CreateExtensionService is
   // invoked.
   scoped_ptr<ExtensionPrefs> extension_prefs_;
   scoped_ptr<ExtensionService> extension_service_;
+  scoped_ptr<extensions::ManagementPolicy> management_policy_;
   scoped_ptr<ExtensionProcessManager> extension_process_manager_;
   scoped_ptr<extensions::AlarmManager> alarm_manager_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_TEST_EXTENSION_SYSTEM_H_