RFR: 4938801: The popup does not go when the component is removed [v6]

[Prasanta Sadhukhan]

On Tue, 29 Jul 2025 12:18:43 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:

>> Listener is added only when invoker is changed
>
> Yes, but we hide the popup only when `invoker` is changed to `null`. Should we hide the popup whenever `invoker` is changed to a different value?

We hide the popup when `ancestor` is changed to `null`

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PR Review Comment: https://git.openjdk.org/jdk/pull/26407#discussion_r2239634212