Refer to align-highlight-rule in face docstrings

* lisp/align.el (align-highlight-change-face)
(align-highlight-nochange-face): Refer to align-highlight-rule.

diff --git a/lisp/align.el b/lisp/align.el
index 6b6cba124478b68686d6d20d0dbb3319612e8251..b13008b1fdf07a8927225e54b508797446c60088 100644 (file)
--- a/lisp/align.el
+++ b/lisp/align.el
@@ -164,12 +164,14 @@ values may cause unexpected behavior at times."
   :group 'align)
 
 (defcustom align-highlight-change-face 'highlight
-  "The face to highlight with if changes are necessary."
+  "The face to highlight with if changes are necessary.
+Used by the `align-highlight-rule' command."
   :type 'face
   :group 'align)
 
 (defcustom align-highlight-nochange-face 'secondary-selection
-  "The face to highlight with if no changes are necessary."
+  "The face to highlight with if no changes are necessary.
+Used by the `align-highlight-rule' command."
   :type 'face
   :group 'align)