RFR: 8343039: Remove jdk.internal.misc.InternalLock and usages from java.io [v3]

[Alan Bateman]

On Wed, 13 Nov 2024 19:00:36 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

>> Uses of `InternalLock` are removed and `synchronized` is reinstated.
>
> Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8343039: Remove JavaIOPrint{Stream,Writer}Access and the use thereof

I did a pass over the latest update, a lot of changes, it's good that Chen is reviewing too as would be too easy to introduce a bug with this refactor.

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PR Comment: https://git.openjdk.org/jdk/pull/22048#issuecomment-2474647438