RFR: 8256156: JFR: Allow 'jfr' tool to show metadata without a recording

[Erik Gahlin]

On Fri, 8 Jan 2021 11:50:10 GMT, Yang Yi <github.com+5010047+kelthuzadx at openjdk.org> wrote:

>> You need to add a CSR as well to the bug report, where the syntax etc. is described.
>> 
>> https://bugs.openjdk.java.net/browse/JDK-8205517
>> 
>> Do you have a JIRA account?
>
> I don't have an account. I just ask my colleague to help to create a CSR on behalf of me, it has been referred to original JDK bug.
> 
> -------------
> CSR: https://bugs.openjdk.java.net/browse/JDK-8259479

Thanks. I will make some changes and review it later today.

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PR: https://git.openjdk.java.net/jdk/pull/1904