/**
  * {@inheritdoc}
  */
 public static function postDelete(EntityStorageInterface $storage, array $entities)
 {
     parent::postDelete($storage, $entities);
     if ($event_type = reset($entities)) {
         EventType::courierContextCC($event_type->entity_type, 'delete');
     }
     // Rebuild routes and local tasks.
     \Drupal::service('router.builder')->setRebuildNeeded();
     // Rebuild local actions https://github.com/dpi/rng/issues/18
     \Drupal::service('plugin.manager.menu.local_action')->clearCachedDefinitions();
 }