RFR: 8325885: GenShen: harmonize with JDK-8325671 [v2]

[Y. Srinivas Ramakrishna]

On Tue, 5 Mar 2024 17:55:15 GMT, Y. Srinivas Ramakrishna <ysr at openjdk.org> wrote:

>> Harmonize with the changes in JDK-8325671.
>> 
>> Renames:
>> - GLOBAL_NON_GEN -> NON_GEN
>> - GLOBAL_GEN -> GLOBAL
>> - ? -> UNKNOWN
>> 
>> Some reordering of arguments to follow existing convention.
>> 
>> **Testing:**
>> - [x] GHA (TestHumongous... failures are independent, and addressed in JDK-8327000)
>> - [x] code pipeline testing
>
> Y. Srinivas Ramakrishna has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Remove TODO comment

Thanks for the review!

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PR Comment: https://git.openjdk.org/shenandoah/pull/402#issuecomment-1979372144