RFR: 8290357: Drop HeapRegion::marked_bytes() [v3]

[Ivan Walulya]

On Wed, 3 Aug 2022 09:45:15 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Hi all,
>> 
>>   please review this removal of the `HeapRegion::_marked_bytes` member that records the bytes marked below tams in the recent mark as it is not really interesting in the removed places. I added comments to give reasons for this removal in the particular places for your review.
>> 
>> Testing: jtreg gc/g1, gha
>> 
>> Thanks,
>>   Thomas
>
> Thomas Schatzl has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains three commits:
> 
>  - Merge branch 'master' into 8290357-remove-marked-bytes
>  - Remove actual member and references
>  - initial version, use live_bytes instead of marked_bytes

Lgtm!

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Marked as reviewed by iwalulya (Reviewer).

PR: https://git.openjdk.org/jdk/pull/9511