RFR: 8370498: Improve how Node detects whether a layout property change requires a new layout pass

[Kevin Rushforth]

On Thu, 23 Oct 2025 13:28:44 GMT, John Hendrikx <jhendrikx at openjdk.org> wrote:

> This new check is much more accurate to detect whether a parent is currently laying out its children. The previous code almost never worked, resulting in additional unnecessary layouts.

Reviewers: @johanvos @kevinrushforth @arapte

We will need a unit test for this. What is the risk of regression? Are there additional tests that we could add to help detect any regressions?

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PR Comment: https://git.openjdk.org/jfx/pull/1945#issuecomment-3437778856