--- old/src/share/classes/javax/swing/plaf/basic/BasicTreeUI.java	2013-08-23 15:19:38.921711200 +0400
+++ new/src/share/classes/javax/swing/plaf/basic/BasicTreeUI.java	2013-08-23 15:19:38.388643500 +0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -42,6 +42,7 @@
 import javax.swing.tree.*;
 import javax.swing.text.Position;
 import javax.swing.plaf.basic.DragRecognitionSupport.BeforeDrag;
+import sun.awt.AWTAccessor;
 import sun.swing.SwingUtilities2;
 
 import sun.swing.DefaultLookup;
@@ -2165,11 +2166,7 @@
                                            nodeBounds.width,
                                            nodeBounds.height);
                 editingPath = path;
-                if (editingComponent instanceof JComponent) {
-                    ((JComponent)editingComponent).revalidate();
-                } else {
-                    editingComponent.validate();
-                }
+                AWTAccessor.getComponentAccessor().revalidateSynchronously(editingComponent);
                 editingComponent.repaint();
                 if(cellEditor.shouldSelectCell(event)) {
                     stopEditingInCompleteEditing = false;