/**
  * {@inheritdoc}
  */
 public function submitForm(array &$form, FormStateInterface $form_state)
 {
     $this->entityLayoutManager->removeContentBlock($this->entityLayoutBlock);
     drupal_set_message($this->t('The @label block has been removed', ['@label' => $this->entityLayoutBlock->label()]));
     $form_state->setRedirectUrl($this->getCancelUrl());
 }
 /**
  * Remove the supplied block content.
  *
  * @param EntityLayoutBlockInterface $block
  */
 public function removeContentBlock(EntityLayoutBlockInterface $entityLayoutBlock)
 {
     return $entityLayoutBlock->delete();
 }