Ticket #39593: 39593.4.diff

src/wp-admin/includes/class-automatic-upgrader-skin.php

@@ -19 +19 @@
  * @see Bulk_Upgrader_Skin
  */
 class Automatic_Upgrader_Skin extends WP_Upgrader_Skin {
+
+        /**
+         * Holds internal messages for this class.
+         *
+         * @since 3.7.0
+         *
+         * @var array
+         */
         protected $messages = array();
 
         /**