RFR: 8253762: JFR: getField(String) should be able to access subfields

[Markus Grönlund]

On Thu, 3 Dec 2020 20:53:35 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

> Allow EventType::getFiled(String) to access subfields, similar to getValue(String) for values.
> 
> Testing: jdk/jdk/jfr

Looks good.

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Marked as reviewed by mgronlun (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1606