RFR: 8256302: releasing oopStorage when deflating allows for faster deleting

[David Holmes]

On Thu, 1 Dec 2022 10:07:38 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

> You can ask by doing `_object().is_null()`

Are you allowed to do that when safepoint-safe?

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PR: https://git.openjdk.org/jdk/pull/11296