RFR: 8335544: Serial: Remove unused _should_allocate_from_space

[Albert Mingkun Yang]

On Tue, 2 Jul 2024 12:24:42 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Trivial removing dead code.

Thanks for review.

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PR Comment: https://git.openjdk.org/jdk/pull/19988#issuecomment-2205434946