RFR: 8304743: Compile_lock and SystemDictionary updates [v2]

[Coleen Phillimore]

On Fri, 31 Mar 2023 21:25:17 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

> FTR there are other redundant usages of Compile_lock in CI code.

I filed a couple of RFEs to remove the one around implementor() and another in Universe::genesis().

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PR Comment: https://git.openjdk.org/jdk/pull/13270#issuecomment-1492760407