- * that the restrictions have come from.
- * @return array|bool Array of Title objects of the pages from which cascading restrictions
- * have come, false for none, or true if such restrictions exist, but $getPages
- * was not set. The restriction array is an array of each type, each of which
- * contains a array of unique groups.
+ * that the restrictions have come from and the actual restrictions
+ * themselves.
+ * @return array Two elements: First is an array of Title objects of the
+ * pages from which cascading restrictions have come, false for
+ * none, or true if such restrictions exist but $getPages was not
+ * set. Second is an array like that returned by
+ * Title::getAllRestrictions(), or an empty array if $getPages is
+ * false.