[crac] RFR: Fix lock usage in ReferenceQueue

Thu Sep 7 08:56:38 UTC 2023

On Thu, 7 Sep 2023 08:48:00 GMT, Radim Vansa <rvansa at openjdk.org> wrote:

> In JDK 17 the locking used monitors, but in JDK 21 this class uses ReentrantLock. The change was not reflected during merge of new methods.

This supersedes https://github.com/openjdk/crac/pull/108

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PR Comment: https://git.openjdk.org/crac/pull/110#issuecomment-1709739132