RFR: 8349758: Memory leak in TreeTableView

[Andy Goryachev]

On Tue, 11 Feb 2025 21:16:32 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

> ## Root Cause
> 
> An event handler was installed on the root property without removing it when the root changes.
> 
> ## Solution
> 
> Replaced the weak parts with a change listener to the root property to ensure correct handling of the root value changes.

@arapte or @aghaisas could one of you be the second reviewer please?

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PR Comment: https://git.openjdk.org/jfx/pull/1706#issuecomment-2659941281