Constructs a new ActionAddFormController.
\Drupal\Core\Entity\EntityStorageControllerInterface $storage_controller: The action storage controller.
\Drupal\Core\Action\ActionManager $action_manager: The action plugin manager.
Overrides ActionFormControllerBase::__construct
public function __construct(EntityStorageControllerInterface $storage_controller, ActionManager $action_manager) {
parent::__construct($storage_controller);
$this->actionManager = $action_manager;
}