RFR: 8306943: Open source several dnd AWT tests

[Sergey Bylokhov]

On Tue, 2 May 2023 11:01:22 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

> Open sourcing few more tests:
> 
> java/awt/dnd/DnDAWTLockTest/DnDAWTLockTest.java
> java/awt/dnd/DragGestureInvokeLaterTest/DragGestureInvokeLaterTest.java
> java/awt/dnd/DragOverDropTargetPerformanceTest/DragOverDropTargetPerformanceTest.java
> java/awt/dnd/DragSourceDragEventModifiersTest/DragSourceDragEventModifiersTest.java
> java/awt/dnd/DragSourceGCrashTest/DragSourceGCrashTest.java
> 
> 
> Testing looks good.

test/jdk/java/awt/dnd/DnDAWTLockTest.java line 150:

> 148:             public void run() {
> 149:                 try {
> 150:                     if (process == null) {

do we need to add a sync for process and sourcePoint?

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PR Review Comment: https://git.openjdk.org/jdk/pull/13752#discussion_r1182991175