libs: Declare dynamic properties and improve doc types

[lhc/web/wiklou.git] / includes / libs / mime / XmlTypeCheck.php

diff --git a/includes/libs/mime/XmlTypeCheck.php b/includes/libs/mime/XmlTypeCheck.php
index 9d66326..16cd5ca 100644 (file)
--- a/includes/libs/mime/XmlTypeCheck.php
+++ b/includes/libs/mime/XmlTypeCheck.php
@@ -68,6 +68,9 @@ class XmlTypeCheck {
         */
        protected $stackDepth = 0;
 
+       /** @var callable|null */
+       protected $filterCallback;
+
        /**
         * @var array Additional parsing options
         */