RFR: 8336763: Parallel: Merge PCMarkAndPushClosure and PCIterateMarkAndPushClosure

[Albert Mingkun Yang]

On Thu, 18 Jul 2024 16:13:28 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple merging two marking closures (w/o ref-processing). Also changed the lifetime of the closure to the same as the per-worker compaction-manager.

Thanks for review.

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PR Comment: https://git.openjdk.org/jdk/pull/20240#issuecomment-2258373731