--- a/jdk/src/share/classes/java/awt/Window.java	Mon Apr 20 17:05:34 2009 +0400
+++ b/jdk/src/share/classes/java/awt/Window.java	Mon Apr 20 19:18:41 2009 +0400
@@ -3674,6 +3674,10 @@
         }); // WindowAccessor
     } // static
 
+    // a window doesn't need to be updated in the Z-order.
+    @Override
+    void updateZOrder() {}
+
 } // class Window