--- a/jdk/src/share/classes/sun/swing/LightweightContent.java	Mon Jul 29 18:48:54 2013 +0400
+++ b/jdk/src/share/classes/sun/swing/LightweightContent.java	Tue Jul 30 16:15:31 2013 +0400
@@ -161,4 +161,22 @@
      * application that the frame has ungrabbed focus.
      */
     public void focusUngrabbed();
+
+    /**
+     * {@code JLightweightFrame} calls this method to notify the client
+     * application that the content preferred size has changed.
+     */
+    public void preferredSizeChanged(int width, int height);
+
+    /**
+     * {@code JLightweightFrame} calls this method to notify the client
+     * application that the content maximum size has changed.
+     */
+    public void maximumSizeChanged(int width, int height);
+
+    /**
+     * {@code JLightweightFrame} calls this method to notify the client
+     * application that the content minimum size has changed.
+     */
+    public void minimumSizeChanged(int width, int height);
 }