RFR: 8281739: JFR: Use message with Objects.requireNonNull [v2]

[Erik Gahlin]

> Hi,
> 
> Could I have review of an enhancement that adds the parameter name when checking Objects.requireNonNull.
> 
> Testing: jdk/jdk/jfr 
> 
> Thanks
> Erik

Erik Gahlin has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains six commits:

 - Merge branch 'master' into requirenonnull
 - Fix bug
 - Remove whitespace
 - Cleaner
 - Remove whitespace
 - Initial

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

Changes: https://git.openjdk.java.net/jdk/pull/7553/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7553&range=01
  Stats: 82 lines in 16 files changed: 17 ins; 3 del; 62 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7553.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7553/head:pull/7553

PR: https://git.openjdk.java.net/jdk/pull/7553