RFR: 8274051: remove supports_vtime() [v2]

[Kim Barrett]

On Sat, 16 Dec 2023 04:16:00 GMT, Lei Zaakjyu <duke at openjdk.org> wrote:

>> 8274051: remove supports_vtime()
>
> Lei Zaakjyu has updated the pull request incrementally with one additional commit since the last revision:
> 
>   modify the comment

I don't think this change should be made, for reasons discussed in JBS and in
email back when the JBS issues was first opened.

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Changes requested by kbarrett (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/17125#pullrequestreview-1786270040