[jdk17u-dev] RFR: 8367237: Thread-Safety Usage Warning for java.text.Collator Classes

[Goetz Lindenmaier]

I backport this for parity with 17.0.18-oracle

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Commit messages:
 - backport 64155dfac068cf01bcab6adb401b360499f33a5f

Changes: https://git.openjdk.org/jdk17u-dev/pull/4067/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=4067&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8367237
  Stats: 17 lines in 2 files changed: 10 ins; 4 del; 3 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/4067.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/4067/head:pull/4067

PR: https://git.openjdk.org/jdk17u-dev/pull/4067