RFR: 8340131: Refactor internal makeHiddenClassDefiner to take ClassOption ... instead of Set [v5]

[Chen Liang]

On Sun, 15 Sep 2024 12:59:21 GMT, Claes Redestad <redestad at openjdk.org> wrote:

>> Simple internal refactor to load a few classes less on startup. Arguably cleaner and avoids some iterator allocations.
>
> Claes Redestad has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Improve edge invariant checks

If we leave this toctou, the main concern is racy duplicated elements. Then we should prefer to drop this duplication check at all, or do like my suggestion by checking in the bits.

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PR Comment: https://git.openjdk.org/jdk/pull/21002#issuecomment-2351812806