RFR: 8338405: JFR: Use FILE type for dcmds

[Leonid Mesnik]

On Mon, 16 Sep 2024 19:20:20 GMT, Sonia Zaldana Calles <szaldana at openjdk.org> wrote:

> Hi all, 
> 
> This PR addresses [8338405](https://bugs.openjdk.org/browse/JDK-8338405) switching `STRING` to `FILE` for JFR.start, JFR.stop and JFR.dump where appropriate. 
> 
> This is consistent with the new `FILE` type that was introduced in [8334492](https://bugs.openjdk.org/browse/JDK-8334492).
> 
> Testing:
> - [x] JFR test suite passes 
> - [x] GHA 
> 
> Thanks, 
> Sonia

Marked as reviewed by lmesnik (Reviewer).

-------------

PR Review: https://git.openjdk.org/jdk/pull/21025#pullrequestreview-2323180050