/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state)
{
parent::submitForm($form, $form_state);
$entity = $this->entity;
$entity->delete();
drupal_set_message(t('%entity_type @id has been deleted.', array('@id' => $entity->id(), '%entity_type' => $entity->getEntityTypeId())));
$form_state->setRedirectUrl($this->getCancelUrl());
}
