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

chrome/browser/ui/webui/extensions/extension_settings_handler.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_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_
 #pragma once
 
 #include <set>
 #include <string>
@@ skipping 19 matching lines @@
 class FilePath;
 class PrefService;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 }
 
 namespace extensions {
 class Extension;
+class ManagementPolicy;
 }
 
 // Information about a page running in an extension, for example a popup bubble,
 // a background page, or a tab contents.
 struct ExtensionPage {
   ExtensionPage(const GURL& url, int render_process_id, int render_view_id,
                 bool incognito)
       : url(url),
         render_process_id(render_process_id),
         render_view_id(render_view_id),
@@ skipping 116 matching lines @@
   // needed.
   ExtensionUninstallDialog* GetExtensionUninstallDialog();
 
   // Helper to inspect an ExtensionHost after it has been loaded.
   void InspectExtensionHost(ExtensionHost* host);
 
   // Our model.  Outlives us since it's owned by our containing profile.
   // Note: This may be NULL in unit tests.
   ExtensionService* extension_service_;
 
+  // A convenience member, filled once the extension_service_ is known.
+  extensions::ManagementPolicy* management_policy_;
+
   // Used to pick the directory when loading an extension.
   scoped_refptr<SelectFileDialog> load_extension_dialog_;
 
   // Used to start the |load_extension_dialog_| in the last directory that was
   // loaded.
   FilePath last_unpacked_directory_;
 
   // Used to show confirmation UI for uninstalling extensions in incognito mode.
   scoped_ptr<ExtensionUninstallDialog> extension_uninstall_dialog_;
 
@@ skipping 19 matching lines @@
   bool registered_for_notifications_;
 
   content::NotificationRegistrar registrar_;
 
   PrefChangeRegistrar pref_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_