RFR: 8276849: Refresh the window icon on graphics configuration changes [v4]

[Emmanuel Bourg]

On Thu, 24 Mar 2022 02:35:03 GMT, Phil Race <prr at openjdk.org> wrote:

>> Just tested on macOS 12 with a non Retina screen and OpenJDK 8: the icon displayed in the dock when the test frame is minimized is the 32x32 one. If I add more icons to the list, it picks the biggest one, up to 128x128. Bigger icons are ignored.
>> 
>> The issue observed on Windows doesn't really transpose to macOS, I think I'll revert the change to `LWWindowPeer`.
>
> @ebourg @aivanov-jdk are the remaining issues test issues, or might there still be product issues ?
> No pressure to push but let's not forget about it either.

@prrace @aivanov-jdk Sorry for the hiatus, I've updated the pull request to make it Windows only

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PR: https://git.openjdk.org/jdk/pull/6180