Drive extension functions from ExtensionFunction::Run. The

chrome/browser/extensions/api/notifications/notifications_api.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_API_NOTIFICATIONS_NOTIFICATIONS_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_NOTIFICATIONS_NOTIFICATIONS_API_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 23 matching lines @@
                           Notification* notification);
 
   bool IsNotificationsApiEnabled() const;
 
   bool AreExtensionNotificationsAllowed() const;
 
   // Returns true if the API function is still allowed to run even when the
   // notifications for a notifier have been disabled.
   virtual bool CanRunWhileDisabled() const;
 
-  // Called inside of RunImpl.
+  // Called inside of RunAsync.
   virtual bool RunNotificationsApi() = 0;
 
   // UITHreadExtensionFunction:
-  virtual bool RunImpl() OVERRIDE;
+  virtual bool RunAsync() OVERRIDE;
 
   message_center::NotificationType MapApiTemplateTypeToType(
       api::notifications::TemplateType type);
 };
 
 class NotificationsCreateFunction : public NotificationsApiFunction {
  public:
   NotificationsCreateFunction();
 
   // NotificationsApiFunction:
@@ skipping 67 matching lines @@
   virtual ~NotificationsGetPermissionLevelFunction();
 
  private:
   DECLARE_EXTENSION_FUNCTION("notifications.getPermissionLevel",
                              NOTIFICATIONS_GET_ALL)
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_NOTIFICATIONS_NOTIFICATIONS_API_H_