/**
  * {@inheritdoc}
  */
 public function _processUrlKeys()
 {
     $pluginInfo = $this->pluginList->getNext($this->subjectType, '_processUrlKeys');
     if (!$pluginInfo) {
         return parent::_processUrlKeys();
     } else {
         return $this->___callPlugins('_processUrlKeys', func_get_args(), $pluginInfo);
     }
 }