RFR: 8148041: Test java/awt/Mouse/TitleBarDoubleClick/TitleBarDoubleClick fails on Ubuntu with mouseReleased event after double click on title bar [v2]

[Phil Race]

On Wed, 16 Nov 2022 15:08:24 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

>> This test was problem listed with ["some tests that leave windows open on the desktop" reason](https://github.com/openjdk/jdk/commit/fd8df3adf13f5df8f5f95482b8e0a70bc519f39f)
>> 
>> The main issue with the test is that it may pass, but in fact the actual test was not even performed. <br>`jtreg` kills the test window after exiting main and ends the test before it double clicks on window's title(actual test starts from `windowActivated` event).
>> 
>> So the test was refactored and stabilized:
>> * robot invocation moved from EDT to main thread.
>> * throwing test exception is performed only after frame is disposed
>> * extra delay added after showing window.
>> 
>> Old Ubuntu 16.04 and macOS 10.10.5 failures is no longer reproducible on modern systems.
>> 
>> CI testing looks good.
>
> Alexander Zvegintsev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   clean up

Marked as reviewed by prr (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/11150