protected function checkCanExecute(User $user)
 {
     if (!$user->matchEditToken($this->getRequest()->getVal('token'), $this->getRequest()->getInt('rcid'))) {
         throw new ErrorPageError('sessionfailure-title', 'sessionfailure');
     }
     return parent::checkCanExecute($user);
 }
 public function __construct(Page $page, IContextSource $context = null)
 {
     wfDeprecated('RevisiondeleteAction class', '1.25');
     parent::__construct($page, $context);
 }