(frame-parameter) <defsetf>: Make it return the assigned value.

lisp/ChangeLog

+2008-04-01  Johan Bockgård  <bojohan@gnu.org>
+
+	* emacs-lisp/cl-macs.el (frame-parameter) <defsetf>: Make it
+	return the assigned value.
+
 2008-04-01  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* abbrev.el (abbrev-mode): Use define-minor-mode.

lisp/emacs-lisp/cl-macs.el

@@ -1757,7 +1757,7 @@ Example:
 (defsetf frame-parameters modify-frame-parameters t)
 (defsetf frame-visible-p cl-set-frame-visible-p)
 (defsetf frame-width set-screen-width t)
-(defsetf frame-parameter set-frame-parameter)
+(defsetf frame-parameter set-frame-parameter t)
 (defsetf getenv setenv t)
 (defsetf get-register set-register)
 (defsetf global-key-binding global-set-key)