class NodeDeleteForm

class NodeDeleteForm extends ContentEntityDeleteForm {
  
  /**
   * {@inheritdoc}
   */
  protected function getDeletionMessage() {
    /** @var \Drupal\node\NodeInterface $entity */
    $entity = $this->getEntity();
    $node_type_storage = $this->entityTypeManager
      ->getStorage('node_type');
    $node_type = $node_type_storage->load($entity->bundle());
    if (!$entity->isDefaultTranslation()) {
      return $this->t('@language translation of the @type %label has been deleted.', [
        '@language' => $entity->language()
          ->getName(),
        '@type' => $node_type->label(),
        '%label' => $entity->label(),
      ]);
    }
    return $this->t('The @type %title has been deleted.', [
      '@type' => $node_type->label(),
      '%title' => $this->getEntity()
        ->label(),
    ]);
  }
  
  /**
   * {@inheritdoc}
   */
  protected function logDeletionMessage() {
    /** @var \Drupal\node\NodeInterface $entity */
    $entity = $this->getEntity();
    $this->logger('content')
      ->info('@type: deleted %title.', [
      '@type' => $entity->getType(),
      '%title' => $entity->label(),
    ]);
  }

}