JBR-9301 Vulkan: SwingSet2 crash window server

Clear native peer on windowClosing in Frame object

src/java.desktop/share/classes/java/awt/Window.java

@@ -4373,6 +4373,11 @@ public class Window extends Container implements Accessible {
                 }
             }
 
+            @Override
+            public void addWindowListener(Window w, WindowListener listener) {
+                w.addWindowListener(listener);
+            }
+
             private static void dumpCounter(final String counterName, final double valPerSecond) {
                 if (USE_COUNTERS) {
                     doLog(String.format("%s per second: %.2f", counterName, valPerSecond),

src/java.desktop/share/classes/sun/awt/AWTAccessor.java

@@ -37,6 +37,7 @@ import java.awt.event.InputEvent;
 import java.awt.event.InvocationEvent;
 import java.awt.event.KeyEvent;
 import java.awt.event.MouseEvent;
+import java.awt.event.WindowListener;
 import java.awt.image.BufferStrategy;
 import java.awt.peer.ComponentPeer;
 
@@ -337,6 +338,8 @@ public final class AWTAccessor {
         double getCounterPerSecond(Window w, String counterName);
 
         void dumpStats(Window w, boolean reset, StringBuilder sb);
+
+        void addWindowListener(Window w, WindowListener listener);
     }
 
     /**

src/java.desktop/unix/classes/sun/awt/wl/WLFramePeer.java

@@ -26,6 +26,7 @@
 package sun.awt.wl;
 
 import java.awt.*;
+import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import java.awt.peer.FramePeer;
 import sun.awt.AWTAccessor;
@@ -42,6 +43,12 @@ public class WLFramePeer extends WLDecoratedPeer implements FramePeer {
         super(target, target.isUndecorated(),
                 Toolkit.getDefaultToolkit().isFrameStateSupported(Frame.ICONIFIED),
                 Toolkit.getDefaultToolkit().isFrameStateSupported(Frame.MAXIMIZED_BOTH));
+        AWTAccessor.getWindowAccessor().addWindowListener(target, new WindowAdapter() {
+            @Override
+            public void windowClosing(WindowEvent e) {
+                getFrame().removeNotify();
+            }
+        });
     }
 
     @Override