RFR: 8265036: JFR: Remove use of -XX:StartFlightRecording= and -XX:FlightRecorderOptions=

[Chris Plummer]

On Sun, 18 Apr 2021 15:17:35 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

> Hi,
> 
> Could I have a review of fix that removes the use of "=" together with -XX:StartFlightRecording and -XX:FlightRecorderOptions. It's been possible to use "-XX:StartFlightRecording:" and "-XX:FlightRecorderOption:" since JFR was introduced into OpenJDK (JDK 11), so this is not a change of the specification, just an update to make the use consistent in tests, comments, documentation etc.
> 
> I also removed the use of -XX:+FlightRecorder, which is not needed, and has been deprecated since JDK 13. 
> 
> Testing: jdk/jdk/jfr, tier 1-4.
> 
> Thanks
> Erik

Sorry, I accidentally stuck an "integrate" label in this PR (was meant for my own PR). I immediately deleted it. Hopefully no harm done.

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PR: https://git.openjdk.java.net/jdk/pull/3561