RFR: eliminated monitors

[Alex Menkov]

- combined ELIMINATED_SCALAR_REPLACED and ELIMINATED_MONITOR;
- for eliminated monitors report only lock class (so the lock object doesn't escape);
- typos in the test

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

Commit messages:
 - eliminated monitors

Changes: https://git.openjdk.org/loom/pull/221/files
  Webrev: https://webrevs.openjdk.org/?repo=loom&pr=221&range=00
  Stats: 16 lines in 3 files changed: 3 ins; 4 del; 9 mod
  Patch: https://git.openjdk.org/loom/pull/221.diff
  Fetch: git fetch https://git.openjdk.org/loom.git pull/221/head:pull/221

PR: https://git.openjdk.org/loom/pull/221