RFR: 8324879: Platform-specific preferences keys are incorrect for Windows toolkit

[Kevin Rushforth]

On Tue, 30 Jan 2024 00:53:51 GMT, Michael Strauß <mstrauss at openjdk.org> wrote:

> `WinApplication` contains mappings of platform-specific preference keys to platform-independent keys.
> These keys are incorrect (for example, `Windows.UIColor.ForegroundColor` instead of `Windows.UIColor.Foreground`).
> 
> This was not discovered during testing because the manual test application doesn't show the values of platform-independent properties (it only shows the platform-specific mappings). I've exended the test application to also show the platform-independent property values.

Looks good. Test works as expected.

This would be a good candidate to backport to jfx22 once integrated into master.

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Marked as reviewed by kcr (Lead).

PR Review: https://git.openjdk.org/jfx/pull/1353#pullrequestreview-1850100727