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

chrome/browser/extensions/extension_context_menu_model.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/extension_context_menu_model.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_action.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::OpenURLParams;
 using content::Referrer;
 using content::WebContents;
 using extensions::Extension;
 
-enum MenuEntries {
-  NAME = 0,
-  CONFIGURE,
-  HIDE,
-  DISABLE,
-  UNINSTALL,
-  MANAGE
-};
-
 ExtensionContextMenuModel::ExtensionContextMenuModel(
     const Extension* extension,
     Browser* browser)
     : ALLOW_THIS_IN_INITIALIZER_LIST(SimpleMenuModel(this)),
       extension_id_(extension->id()),
       browser_(browser),
       profile_(browser->profile()) {
   extension_action_ = extension->browser_action();
   if (!extension_action_)
     extension_action_ = extension->page_action();
@@ skipping 11 matching lines @@
     return false;
 
   if (command_id == CONFIGURE) {
     return extension->options_url().spec().length() > 0;
   } else if (command_id == NAME) {
     // The NAME links to the Homepage URL. If the extension doesn't have a
     // homepage, we just disable this menu item.
     return extension->GetHomepageURL().is_valid();
   } else if (command_id == DISABLE || command_id == UNINSTALL) {
     // Some extension types can not be disabled or uninstalled.
-    return Extension::UserMayDisable(extension->location());
+    return ExtensionSystem::Get(
+        profile_)->management_policy()->UserMayModifySettings(extension, NULL);
   }
   return true;
 }
 
 bool ExtensionContextMenuModel::GetAcceleratorForCommandId(
     int command_id, ui::Accelerator* accelerator) {
   return false;
 }
 
 void ExtensionContextMenuModel::ExecuteCommand(int command_id) {
@@ skipping 72 matching lines @@
   if (extension->browser_action())
     AddItemWithStringId(HIDE, IDS_EXTENSIONS_HIDE_BUTTON);
   AddSeparator();
   AddItemWithStringId(MANAGE, IDS_MANAGE_EXTENSIONS);
 }
 
 const Extension* ExtensionContextMenuModel::GetExtension() const {
   ExtensionService* extension_service = profile_->GetExtensionService();
   return extension_service->GetExtensionById(extension_id_, false);
 }