RFR: 8334695: Fix build failure without zgc after JDK-8333300

[Christian Hagedorn]

On Fri, 21 Jun 2024 02:13:49 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> Hi all,
> 
> The patch fixes the build failure without zgc.
> Please review.
> 
> Thanks.
> Best regards,
> Jie

Looks good to me, too.

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Marked as reviewed by chagedorn (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19818#pullrequestreview-2132619788