8042381: Test javax/swing/JRootPane/4670486/bug4670486.java fails with Action has not been received

Reviewed-by: azvegint, kizune

Author: prsadhuk

test/jdk/ProblemList.txt

@@ -719,7 +719,6 @@ javax/swing/PopupFactory/6276087/NonOpaquePopupMenuTest.java 8065099,8208565 mac
 javax/swing/dnd/8139050/NativeErrorsInTableDnD.java 8202765  macosx-all,linux-all
 javax/swing/Popup/TaskbarPositionTest.java 8065097 macosx-all,linux-all
 javax/swing/JEditorPane/6917744/bug6917744.java 8213124 macosx-all
-javax/swing/JRootPane/4670486/bug4670486.java 8042381 macosx-all
 javax/swing/JMenuItem/ActionListenerCalledTwice/ActionListenerCalledTwiceTest.java 8273573 macosx-all
 
 # Several tests which fail on some hidpi systems/macosx12-aarch64 system

test/jdk/javax/swing/JRootPane/4670486/bug4670486.java

@@ -104,7 +104,7 @@ public static void checkAction() {
     public static void main(String[] args) throws Throwable {
         try {
             Robot robot = new Robot();
-            robot.setAutoDelay(250);
+            robot.setAutoDelay(100);
 
             UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
 
@@ -116,12 +116,14 @@ public void run() {
                     frame.setContentPane(createPanel(frame));
                     frame.setJMenuBar(createMenuBar());
                     frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+                    frame.setLocationRelativeTo(null);
                     frame.pack();
                     frame.setVisible(true);
                 }
             });
 
             robot.waitForIdle();
+            robot.delay(1000);
 
             // Change the default button to
             // force a call to BasicRootPaneUI.updateDefaultButtonBindings()