Index: wp-includes/functions.php
===================================================================
--- wp-includes/functions.php	(revision 41112)
+++ wp-includes/functions.php	(working copy)
@@ -1856,6 +1856,9 @@
  * @since 2.0.0
  * @uses _wp_upload_dir()
  *
+ * @staticvar array $cache
+ * @staticvar array $tested_paths
+ *
  * @param string $time Optional. Time formatted in 'yyyy/mm'. Default null.
  * @param bool   $create_dir Optional. Whether to check and create the uploads directory.
  *                           Default true for backward compatibility.