RFR: 8274051: remove supports_vtime() [v2]

[David Holmes]

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

Marked as reviewed by dholmes (Reviewer).

Reminder: hotspot changes require 2 reviews

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

PR Review: https://git.openjdk.org/jdk/pull/17125#pullrequestreview-1785528538
PR Comment: https://git.openjdk.org/jdk/pull/17125#issuecomment-1859301283