RFR: 8307517: Add VMErrorCallback infrastructure to extend hs_err dumping

[David Holmes]

On Mon, 8 May 2023 06:32:27 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

>> Given the context it would have to be `Thread::current_or_null_safe()`. But yes we prefer not to re-materialize the current thread if we already have it at hand.
>
> Could you explain why it would have to be `Thread::current_or_null_safe()`? The constructor and destructor are run in "normal" JVM code and not in the error handler.

Sorry my mistake.

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PR Review Comment: https://git.openjdk.org/jdk/pull/13824#discussion_r1187127275