RFR: 8313556: Create implementation of NSAccessibilitySlider protocol [v8]

[duke]

On Wed, 5 Mar 2025 17:12:36 GMT, Alexander Zuev <kizune at openjdk.org> wrote:

>> Create implementation for Slider and Stepper accessibility protocols.
>> Fix mapping.
>> Fix performAction parameter type in declaration.
>
> Alexander Zuev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Remove duplicate code make accessibilityLabel explicitly call accessibilityTitle and add coment explaining why.

@azuev-java 
Your change (at version 1ae393acced9cd1625cff4234292762ac7911024) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jfx/pull/1226#issuecomment-2702514391