RFR: 8306943: Open source several dnd AWT tests [v2]

[Phil Race]

On Wed, 3 May 2023 21:05:45 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.
>
> Alexander Zvegintsev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   add volatile

Marked as reviewed by prr (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/13752#pullrequestreview-1411873995