--- old/src/share/classes/java/awt/SequencedEvent.java	2012-08-31 15:37:01.000000000 +0400
+++ new/src/share/classes/java/awt/SequencedEvent.java	2012-08-31 15:37:01.000000000 +0400
@@ -26,6 +26,7 @@
 package java.awt;
 
 import java.util.LinkedList;
+import sun.awt.AWTAccessor;
 import sun.awt.AppContext;
 import sun.awt.SunToolkit;
 
@@ -54,6 +55,17 @@
     private AppContext appContext;
     private boolean disposed;
 
+    static {
+        AWTAccessor.setSequencedEventAccessor(new AWTAccessor.SequencedEventAccessor() {
+            public AWTEvent getNested(AWTEvent sequencedEvent) {
+                return ((SequencedEvent)sequencedEvent).nested;
+            }
+            public boolean isSequencedEvent(AWTEvent event) {
+                return event instanceof SequencedEvent;
+            }
+        });
+    }
+
     /**
      * Constructs a new SequencedEvent which will dispatch the specified
      * nested event.