Fix bug #17615 with C-g during macro definition.

 lisp/simple.el (keyboard-quit): Force update of mode lines, to remove
 the "Def" indicator, if we were defining a macro.

lisp/ChangeLog

+2014-06-01  Eli Zaretskii  <eliz@gnu.org>
+
+	* simple.el (keyboard-quit): Force update of mode lines, to remove
+	the "Def" indicator, if we were defining a macro.  (Bug#17615)
+
 2014-06-01  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* minibuffer.el (minibuffer-force-complete-and-exit):

lisp/simple.el

@@ -6598,6 +6598,10 @@ At top-level, as an editor command, this simply beeps."
     (deactivate-mark))
   (if (fboundp 'kmacro-keyboard-quit)
       (kmacro-keyboard-quit))
+  ;; Force the next redisplay cycle to remove the "Def" indicator from
+  ;; all the mode lines.
+  (if defining-kbd-macro
+      (force-mode-line-update t))
   (setq defining-kbd-macro nil)
   (let ((debug-on-quit nil))
     (signal 'quit nil)))