RFR: 8280374: G1: Remove unnecessary prev bitmap mark [v4]

Tue Jan 25 17:22:32 UTC 2022

On Tue, 25 Jan 2022 12:13:07 GMT, Hamlin Li <mli at openjdk.org> wrote:

>> In JDK-8278917, the prev bitmap is used to mark evac failure objs, so at the post of evacuation, the evacuation failure objects are already marked during pss evacuation, so there is no need to mark them again in remove self forwardee phase.
>
> Hamlin Li has updated the pull request incrementally with one additional commit since the last revision:
> 
>   keep only prev bitmap assert

Still good.

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Marked as reviewed by tschatzl (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/7153