(glasses-face): Add tag "None" to const nil.

diff --git a/lisp/progmodes/glasses.el b/lisp/progmodes/glasses.el
index 18f744e81c8f156db72ec80d5302dab7346b5251..d19f636ff9312a122edb8e7b17edf6743c79ef73 100644 (file)
--- a/lisp/progmodes/glasses.el
+++ b/lisp/progmodes/glasses.el
@@ -82,7 +82,7 @@ For example, you can set `glasses-separator' to an empty string and
 `glasses-face' to `bold'.  Then unreadable identifiers will have no separators,
 but will have their capitals in bold."
   :group 'glasses
-  :type '(choice face (const nil))
+  :type '(choice (const :tag "None" nil) face)
   :set 'glasses-custom-set
   :initialize 'custom-initialize-default)