8194129: Regression automated Test '/open/test/jdk/java/awt/Window/ShapedAndTranslucentWindows/TranslucentChoice.java' fails

Reviewed-by: serb, psadhukhan

Author: Alexander Zvegintsev

test/jdk/ProblemList.txt

@@ -234,7 +234,6 @@ java/awt/TrayIcon/PopupMenuLeakTest/PopupMenuLeakTest.java 8196440 linux-all
 java/awt/Window/ShapedAndTranslucentWindows/SetShapeAndClick.java 8197936 macosx-all
 java/awt/Window/ShapedAndTranslucentWindows/SetShapeDynamicallyAndClick.java 8013450 macosx-all
 java/awt/Window/ShapedAndTranslucentWindows/ShapedTranslucentWindowClick.java 8013450 macosx-all
-java/awt/Window/ShapedAndTranslucentWindows/TranslucentChoice.java 8221901 linux-all
 java/awt/Window/MultiWindowApp/ChildAlwaysOnTopTest.java 8222323 windows-all
 java/awt/Window/ShapedAndTranslucentWindows/FocusAWTTest.java 8222328 windows-all,linux-all,macosx-all
 java/awt/Window/ShapedAndTranslucentWindows/Shaped.java  8222328 windows-all,linux-all,macosx-all

test/jdk/java/awt/Window/ShapedAndTranslucentWindows/TranslucentChoice.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2010, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -125,6 +125,9 @@ public void doTest() throws Exception {
 
         Point ls = window.getLocationOnScreen();
         clicked = 0;
+
+        robot.waitForIdle();
+
         checkClick(ls.x + window.getWidth() / 2, ls.y - 5, 0);
 
         robot.waitForIdle(2000);