public final function delegateToController(AphrontController $controller)
 {
     $controller->setDelegatingController($this);
     $application = $this->getCurrentApplication();
     if ($application) {
         $controller->setCurrentApplication($application);
     }
     return $controller->processRequest();
 }
 public final function delegateToController(AphrontController $controller)
 {
     return $controller->processRequest();
 }