* Construct an appropriate failure response
* @param User $user
* @param User|null $creator
- * @param int $constant LoginForm constant
- * @param string|null $msg Message
- * @param string $hook Hook
+ * @param int $constant One of the LoginForm::… constants
+ * @param string|null $msg Optional message key, will be derived from $constant otherwise
+ * @param string $hook Name of the hook for error logging and exception messages
* @return StatusValue
*/
protected function makeFailResponse( $user, $creator, $constant, $msg, $hook ) {