Symfony\Bundle\FrameworkBundle\Controller\Controller::redirectToRoute PHP Method

    protected function redirectToRoute($route, array $parameters = array(), $status = 302)
    {
        return $this->redirect($this->generateUrl($route, $parameters), $status);
    }

 public function redirectToRoute($route, array $parameters = array(), $status = 302)
 {
     if ($route instanceof Request) {
         $route = $route->get('_route', 'error_no_route_specified');
     }
     return parent::redirectToRoute($route, $parameters, $status);
 }