RFR: 8342818: Implement JEP 509: JFR CPU-Time Profiling [v17]

[Johannes Bechberger]

On Tue, 27 May 2025 11:36:41 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

>> Johannes Bechberger has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Remove assertion
>
> src/jdk.jfr/share/classes/jdk/jfr/internal/PlatformEventType.java line 195:
> 
>> 193: 
>> 194:     public boolean hasThreshold() {
>> 195:         if (hasCutoff || isCPUTimeMethodSampling) {
> 
> This is not a duration event anymore, right?

Yes

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PR Review Comment: https://git.openjdk.org/jdk/pull/25302#discussion_r2111388369