RFR: Implement JEP 509: JFR CPU-Time Profiling [v46]

[Zhengyu Gu]

On Mon, 5 May 2025 13:37:49 GMT, Johannes Bechberger <jbechberger at openjdk.org> wrote:

>> Hmmm, `has_operation()` was inlined.
>
> It was, but it cannot anymore, because it depends on the JfrThreadLocal now.

Okay. I guess that you have to move them to new `handshake.inline.hpp` file

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PR Review Comment: https://git.openjdk.org/jdk/pull/20752#discussion_r2074494257