RFR: 8364423: G1: Refactor G1UpdateRegionLivenessAndSelectForRebuildTask [v3]

[Thomas Schatzl]

On Thu, 31 Jul 2025 18:58:04 GMT, Sangheon Kim <sangheki at openjdk.org> wrote:

>> Thomas Schatzl has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - * readding blank line too
>>  - * indentation
>
> LGTM

Thanks @sangheon @albertnetymk for your reviews

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PR Comment: https://git.openjdk.org/jdk/pull/26574#issuecomment-3143632260