<AWT Dev> RFR: 8264125: Specification of Taskbar::getIconImage doesn't mention that the returned image might not be equal to the Taskbar::setIconImage one. (eg on Mac OS) [v2]

[Alexander Zvegintsev]

On Wed, 26 May 2021 17:51:55 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

>> This fix is to explicitly specify that `Taskbar::getIconImage` may return an object different from passed to `Taskbar::setIconImage`.
>> 
>> Actually it is always returns a different object on macOS(the only OS which supports this feature), but I want to save some options if we decide to rework this.
>
> Alexander Zvegintsev has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:
> 
>  - update
>  - Merge branch 'openjdk:master' into Taskbar_getIconImageSpec_8264125
>  - initial

@mrserb @dbessono please review

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PR: https://git.openjdk.java.net/jdk/pull/3250