[jdk21u] RFR: 8309761: Leak class loader constraints

[Zhengyu Gu]

On Sun, 2 Jul 2023 19:40:58 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> A clean backport to fix memory leak.

Backport to 21 instead.

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PR Comment: https://git.openjdk.org/jdk21u/pull/6#issuecomment-1625608156