master b1cd1f0: Improve password-cache-add example in comment

[Paul Eggert]

branch: master
commit b1cd1f0b5aaf8030a7a4c6111cc8b18645f294e2
Author: Paul Eggert <address@hidden>
Commit: Paul Eggert <address@hidden>

    Improve password-cache-add example in comment
    
    * lisp/password-cache.el: Improve comment.  See Andreas Schwab in:
    https://lists.gnu.org/r/emacs-devel/2020-05/msg02422.html
---
 lisp/password-cache.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lisp/password-cache.el b/lisp/password-cache.el
index 86d802f..f500757 100644
--- a/lisp/password-cache.el
+++ b/lisp/password-cache.el
@@ -31,7 +31,8 @@
 ;; ;; Minibuffer prompt for password.
 ;;  => "foo"
 ;;
-;; (password-cache-add "test" (copy-sequence "foo"))
+;; (password-cache-add "test" (read-passwd "Password? "))
+;; ;; Minibuffer prompt from read-passwd, which returns "foo".
 ;;  => nil
 
 ;; (password-read "Password? " "test")