Enable WebContents elevation for managed users.

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_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_change_registrar.h"
 #include "base/scoped_observer.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_install_ui.h"
 #include "chrome/browser/extensions/extension_uninstall_dialog.h"
 #include "chrome/browser/extensions/extension_warning_service.h"
 #include "chrome/browser/extensions/requirements_checker.h"
+#include "chrome/browser/managed_mode/scoped_extension_elevation.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_ui_message_handler.h"
 #include "googleurl/src/gurl.h"
 #include "ui/shell_dialogs/select_file_dialog.h"
 
 class ExtensionService;
@@ skipping 100 matching lines @@
   // Helper method that reloads all unpacked extensions.
   void ReloadUnpackedExtensions();
 
   // Callback for "setElevated" message.
   void ManagedUserSetElevated(const base::ListValue* args);
 
   // If the authentication of the managed user was successful,
   // it gives this information back to the UI.
   void PassphraseDialogCallback(bool success);
 
+  // Generates a temporary elevation for a managed user which is bound to the
+  // life-time of the return value.
+  scoped_ptr<ScopedExtensionElevation> GetScopedElevation(
+      std::string extension_id);
+
+  // Verifies that the management policy allows the user to enable,
+  // disable or uninstall an extension.
+  bool CheckUserMayModifySettings(const extensions::Extension* extension);
+
   // Callback for "requestExtensionsData" message.
   void HandleRequestExtensionsData(const base::ListValue* args);
 
   // Callback for "toggleDeveloperMode" message.
   void HandleToggleDeveloperMode(const base::ListValue* args);
 
   // Callback for "inspect" message.
   void HandleInspectMessage(const base::ListValue* args);
 
   // Callback for "launch" message.
@@ skipping 114 matching lines @@
   scoped_ptr<ExtensionInstallPrompt> prompt_;
 
   ScopedObserver<extensions::ExtensionWarningService,
                  extensions::ExtensionWarningService::Observer>
       warning_service_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_EXTENSIONS_EXTENSION_SETTINGS_HANDLER_H_