RFR: 8295500: AccordionSkin: memory leak when changing skin [v5]

[Ajit Ghaisas]

On Fri, 2 Dec 2022 16:48:04 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

>> as determined by SkinMemoryLeakTest (remove line 164) and a leak tester
>> https://github.com/andy-goryachev-oracle/Test/blob/main/src/goryachev/apps/LeakTest.java
>> 
>> Make sure to configure the current test in LeakTest:
>> protected final Type WE_ARE_TESTING = Type.ACCORDION;
>> 
>> 
>> caused by:
>> - adding and not removing listeners
>
> Andy Goryachev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8295500: trying to avoid merge conflicts in the future

Marked as reviewed by aghaisas (Reviewer).

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PR: https://git.openjdk.org/jfx/pull/920