Stop using UncheckedLock in JSC::WasmCalleeRegistry, as it is being phased out in favor of Lock, which supports Clang thread safety analysis.
Created attachment 430083 [details]
Committed r278241 (238278@main): <https://commits.webkit.org/238278@main>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 430083 [details].