Don't allow functions that display messages in unsafep.

* emacs-lisp/unsafep.el: Don't mark functions that display
messages as safe.  Suggested by Johan Bockgård.

lisp/emacs-lisp/unsafep.el

@@ -101,15 +101,13 @@ in the parse.")
 (dolist (x '(;;Special forms
 	     and catch if or prog1 prog2 progn while unwind-protect
 	     ;;Safe subrs that have some side-effects
-	     ding error message minibuffer-message random read-minibuffer
-	     signal sleep-for string-match throw y-or-n-p yes-or-no-p
+	     ding error random signal sleep-for string-match throw
 	     ;;Defsubst functions from subr.el
 	     caar cadr cdar cddr
 	     ;;Macros from subr.el
-	     save-match-data unless when with-temp-message
+	     save-match-data unless when
 	     ;;Functions from subr.el that have side effects
-	     read-passwd split-string replace-regexp-in-string
-	     play-sound-file))
+	     split-string replace-regexp-in-string play-sound-file))
   (put x 'safe-function t))
 
 ;;;###autoload