* @var \Drupal\Core\Entity\EntityManagerInterface
*
* @deprecated in Drupal 8.0.0, will be removed before Drupal 9.0.0.
+ *
+ * @see https://www.drupal.org/node/2549139
*/
protected $entityManager;
/**
* Returns an array of supported actions for the current entity form.
*
+ * This function generates a list of Form API elements which represent
+ * actions supported by the current entity form.
+ *
+ * @param array $form
+ * An associative array containing the structure of the form.
+ * @param \Drupal\Core\Form\FormStateInterface $form_state
+ * The current state of the form.
+ *
+ * @return array
+ * An array of supported Form API action elements keyed by name.
+ *
* @todo Consider introducing a 'preview' action here, since it is used by
* many entity types.
*/