RFR: JDK-8291823: IGV: Fix "Save selected groups" [v3]

Fri Aug 5 07:03:05 UTC 2022

On Thu, 4 Aug 2022 11:51:57 GMT, Roberto Castañeda Lozano <rcastanedalo at openjdk.org> wrote:

>> Tobias Holenstein has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Deactivate RemoveAction and SaveAction if only (invisible) root folder is selected
>
> Thanks for fixing the enable/disable inconsistency, looks good to me now.

Thanks @robcasloz , @vnkozlov and @TobiHartmann for the reviews!

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PR: https://git.openjdk.org/jdk/pull/9730