RFR: 8313722: JFR: Avoid unnecessary calls to Events.from(Recording) [v2]

[Erik Gahlin]

> Could I have a review of PR that removes unnecessary calls to Events.from(Recording). 
> 
> With each call a new dump file is created. A better approach is store the events in a List that can be reused,
> 
> Testing: jdk/jdk/jfr
> 
> Thanks
> Erik

Erik Gahlin has updated the pull request incrementally with one additional commit since the last revision:

  Fix typos

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/15147/files
  - new: https://git.openjdk.org/jdk/pull/15147/files/41fedb99..6ee72814

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=15147&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=15147&range=00-01

  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/15147.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15147/head:pull/15147

PR: https://git.openjdk.org/jdk/pull/15147