diff -r f6652dee742c -r cd7a34d12e8c jdk/src/share/classes/com/sun/java/swing/plaf/windows/WindowsInternalFrameTitlePane.java
--- a/jdk/src/share/classes/com/sun/java/swing/plaf/windows/WindowsInternalFrameTitlePane.java	Fri Mar 07 13:04:49 2014 -0800
+++ b/jdk/src/share/classes/com/sun/java/swing/plaf/windows/WindowsInternalFrameTitlePane.java	Mon Mar 10 13:54:25 2014 -0700
@@ -41,6 +41,7 @@
 import static com.sun.java.swing.plaf.windows.TMSchema.*;
 import static com.sun.java.swing.plaf.windows.XPStyle.Skin;
 
+@SuppressWarnings("serial") // Superclass is not serializable across versions
 public class WindowsInternalFrameTitlePane extends BasicInternalFrameTitlePane {
     private Color selectedTitleGradientColor;
     private Color notSelectedTitleGradientColor;
@@ -267,7 +268,8 @@
         systemPopupMenu = new JPopupMenu();
         addSystemMenuItems(systemPopupMenu);
         enableActions();
-        systemLabel = new JLabel(frame.getFrameIcon()) {
+        @SuppressWarnings("serial") // anonymous class
+        JLabel tmp = new JLabel(frame.getFrameIcon()) {
             protected void paintComponent(Graphics g) {
                 int x = 0;
                 int y = 0;
@@ -303,6 +305,7 @@
                 g.dispose();
             }
         };
+        systemLabel = tmp;
         systemLabel.addMouseListener(new MouseAdapter() {
             public void mouseClicked(MouseEvent e) {
                 if (e.getClickCount() == 2 && frame.isClosable() &&