RFR: 8286707: JFR: Don't commit JFR internal jdk.JavaMonitorWait events [v2]

[Joakim Nordström]

> Changed the JFR chunk rotation lock object to specific internal class. This allows that specific Object.wait() event to be skipped, thus not adding JFR internal noise to recordings. 
> 
> # Testing
> - jdk_jfr

Joakim Nordström has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains seven additional commits since the last revision:

 - Changed name to CHUNK_ROTATION_MONITOR and made some other rearrangements
 - Changed name to CHUNK_ROTATION_MONITOR and made some other rearrangements
 - Merge branch 'master' into JDK-8286707-jfr-dont-commit-jfr-internal-jdk-javamonitorwait-events
 - 8286707: JFR: Don't commit JFR internal jdk.JavaMonitorWait events
 - 8286707: JFR: Don't commit JFR internal jdk.JavaMonitorWait events
 - 8286707: JFR: Don't commit JFR internal jdk.JavaMonitorWait events
 - 8286707: JFR: Don't commit JFR internal jdk.JavaMonitorWait events

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/8883/files
  - new: https://git.openjdk.org/jdk/pull/8883/files/755d2359..a1a95ed9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=8883&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=8883&range=00-01

  Stats: 507955 lines in 7712 files changed: 264969 ins; 180116 del; 62870 mod
  Patch: https://git.openjdk.org/jdk/pull/8883.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/8883/head:pull/8883

PR: https://git.openjdk.org/jdk/pull/8883