RFR: 8187759: Background not refreshed when painting over a transparent JFrame [v2]

[Tejesh R]

On Thu, 15 Feb 2024 18:46:25 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

>> On windows the robot mouse move doesn't drag the frame as smooth as in linux, it is getting stuck within the white frame. On Mac though the drag is smooth, somehow the test is failing sometimes on CI system (Nothing to do with the fix, just about the automated test which compares the RGB values).
>
> Then please file a new issue to understand why it is happening on other platforms.

Yes, sure.

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PR Review Comment: https://git.openjdk.org/jdk/pull/17081#discussion_r1491946073