RFR: 8354813: Parent.isNeedsLayout() may return wrong value in property listener

[John Hendrikx]

On Wed, 16 Apr 2025 10:31:50 GMT, Michael Strauß <mstrauss at openjdk.org> wrote:

> A listener that is added to `Parent.needsLayoutProperty()` may see a wrong value when calling `Parent.isNeedsLayout()` from the callback. The fix is to apply the value before notifying the listeners.

Looks good to me.  I didn't see anything relying on the incorrect behavior.

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Marked as reviewed by jhendrikx (Reviewer).

PR Review: https://git.openjdk.org/jfx/pull/1781#pullrequestreview-2772105948