(Custom-mode): Don't use advertised-widget-backward in the docstring.

diff --git a/lisp/cus-edit.el b/lisp/cus-edit.el
index d2a3244e8f9516fd2bb353cb4f59ee4ef3222ad9..4c3597db6d994a06a740a40fdc0dae6cdef80821 100644 (file)
--- a/lisp/cus-edit.el
+++ b/lisp/cus-edit.el
@@ -4635,7 +4635,7 @@ The following commands are available:
 
 \\<widget-keymap>\
 Move to next button, link or editable field.     \\[widget-forward]
-Move to previous button, link or editable field. \\[advertised-widget-backward]
+Move to previous button, link or editable field. \\[widget-backward]
 \\<custom-field-keymap>\
 Complete content of editable text field.   \\[widget-complete]
 \\<custom-mode-map>\