RFR: 8373908: XYChart (ScatteredChart) leaks memory when removing data [v2]

[Kevin Rushforth]

On Thu, 18 Dec 2025 22:21:24 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

> I would suggest removing the field in favor of property. A get() is cheaper than additional pointer multiplied by the number of data points, in my opinion.

But let's not do that this this PR. It's an unrelated change.

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PR Comment: https://git.openjdk.org/jfx/pull/2013#issuecomment-3672844126