8233566: [TESTBUG] KeyboardFocusManager tests failing on MacoS

Reviewed-by: psadhukhan

Author: Pankaj Bansal

test/jdk/ProblemList.txt

@@ -535,8 +535,6 @@ java/awt/Window/WindowOwnedByEmbeddedFrameTest/WindowOwnedByEmbeddedFrameTest.ja
 java/awt/Mouse/MouseComboBoxTest/MouseComboBoxTest.java 8233564 macosx-all
 java/awt/Modal/NullModalityDialogTest/NullModalityDialogTest.java 8233565 macosx-all
 java/awt/keyboard/AllKeyCode/AllKeyCode.java 8242930 macosx-all
-java/awt/KeyboardFocusmanager/TypeAhead/SubMenuShowTest/SubMenuShowTest.java 8233566 macosx-all
-java/awt/KeyboardFocusmanager/TypeAhead/EnqueueWithDialogTest/EnqueueWithDialogTest.java 8233566,6447537 macosx-all,windows-all
 java/awt/FullScreen/8013581/bug8013581.java 8169471 macosx-all
 java/awt/Focus/FocusSubRequestTest/FocusSubRequestTest.java 8233567 macosx-all
 java/awt/event/MouseEvent/RobotLWTest/RobotLWTest.java 8233568 macosx-all

test/jdk/java/awt/KeyboardFocusmanager/TypeAhead/EnqueueWithDialogTest/EnqueueWithDialogTest.java

@@ -30,9 +30,26 @@
  * @run main EnqueueWithDialogTest
  */
 
-import java.awt.*;
-import java.lang.reflect.InvocationTargetException;
-import java.awt.event.*;
+import java.awt.AWTEvent;
+import java.awt.Button;
+import java.awt.Component;
+import java.awt.Container;
+import java.awt.Dialog;
+import java.awt.Dimension;
+import java.awt.EventQueue;
+import java.awt.Frame;
+import java.awt.KeyboardFocusManager;
+import java.awt.Point;
+import java.awt.Robot;
+import java.awt.Toolkit;
+import java.awt.event.AWTEventListener;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.FocusAdapter;
+import java.awt.event.FocusEvent;
+import java.awt.event.InputEvent;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 
@@ -57,8 +74,17 @@ public class EnqueueWithDialogTest
     static Robot robot;
     public static void main(String args[]) throws Exception {
         EnqueueWithDialogTest test = new EnqueueWithDialogTest();
-        test.init();
-        test.start();
+        try {
+            test.init();
+            test.start();
+        } finally {
+            if (d != null) {
+                d.dispose();
+            }
+            if (f != null) {
+                f.dispose();
+            }
+        }
     }
     public void init()
     {