RFR: 8288663: JFR: Disabling the JfrThreadSampler commits only a partially disabled state [v2]

[Markus Grönlund]

> Greetings,
> 
> please review the following change set.
> 
> The problematic situation is described in the JIRA issue.
> 
> In addition, I have taken the opportunity to align "interval" with "period", since the concept is exported and used more pervasively.
> 
> Testing: jdk_jfr
> 
> Thanks
> Markus

Markus Grönlund has updated the pull request incrementally with one additional commit since the last revision:

  invalid replacement

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/9199/files
  - new: https://git.openjdk.org/jdk/pull/9199/files/879c409f..400bfa50

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=9199&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=9199&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/9199.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9199/head:pull/9199

PR: https://git.openjdk.org/jdk/pull/9199