/**
* {@inheritdoc}
*/
public function access($operation, AccountInterface $account = NULL, $return_as_object = FALSE)
{
if ($operation == "update" || $operation == "delete") {
$info = $this->getPluginDefinition();
if ($info['locked']) {
return false;
}
}
return parent::access($operation, $account, $return_as_object);
}