RFR: 8267303: Replace MinObjectAlignmentSize usages for non-Java heap objects [v2]

[Yumin Qi]

On Tue, 6 Jul 2021 21:22:24 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Replace '3' and LogMinObjAlignmentInBytes with LogBytesPerWord (3 for LP64 and 2 for 32 bits).
>> Hoping git actions will test 32 bits.
>> Tested with tier1 on all Oracle platforms, but since I didn't change the values for our platforms, no failures expected.
>
> Coleen Phillimore has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - missed Symbol.java part of the change.
>  - Add equivalent change to SA.

LGTM.

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Marked as reviewed by minqi (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/4675