On Fri, 26 Mar 2021 12:02:40 GMT, Florian Kirmaier <fkirma...@openjdk.org> 
wrote:

>> Fixing a memory leak. 
>> A node hard references its old parent after CSS layout and getting removed. 
>> This shouldn't be the case, this is very counterintuitive.
>> 
>> The fix uses a WeakReference in CSSStyleHelper for firstStyleableAncestor.
>> This should be fine because the CSS should only depend on it if it's still 
>> the real parent. 
>> In that case, it doesn't get collected.
>
> Florian Kirmaier has updated the pull request incrementally with one 
> additional commit since the last revision:
> 
>   8263402
>   Minor cleanup based on codereview

looks good to me.

-------------

Marked as reviewed by arapte (Reviewer).

PR: https://git.openjdk.java.net/jfx/pull/424

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