RFR: 8275511: G1: Rename needs_remset_update to remset_is_tracked in G1HeapRegionAttr [v2]

[Albert Mingkun Yang]

On Tue, 19 Oct 2021 14:26:17 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Simple renaming of `G1HeapRegionAttr::_needs_remset_update` and methods/variables involved in the call chain.
>> 
>> Test: build
>
> Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review

Thanks for the review.

-------------

PR: https://git.openjdk.java.net/jdk/pull/6013