RFR: 7028: The ids are wrong in the agent tests [v2]

[Marcus Hirt]

> Even more important, since we may want to use them as the event name.

Marcus Hirt has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains two commits:

 - Merge branch 'master' into eventidcleanup
 - 7028: The ids are wrong in the agent tests

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Changes: https://git.openjdk.java.net/jmc/pull/171/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jmc&pr=171&range=01
  Stats: 5 lines in 1 file changed: 0 ins; 0 del; 5 mod
  Patch: https://git.openjdk.java.net/jmc/pull/171.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/171/head:pull/171

PR: https://git.openjdk.java.net/jmc/pull/171