[jdk17u-dev] RFR: 8163229: several regression tests have a main method that is never executed

[Goetz Lindenmaier]

I backport this for parity with 17.0.12-oracle.

Clean except for one file that is not in 17 (added by JEP 405: Record Patterns.).
Will mark clean.

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Commit messages:
 - Backport 382fe51b6d7eba7094afa070032bedaa9ffc0633

Changes: https://git.openjdk.org/jdk17u-dev/pull/2347/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2347&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8163229
  Stats: 188 lines in 127 files changed: 0 ins; 72 del; 116 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2347.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2347/head:pull/2347

PR: https://git.openjdk.org/jdk17u-dev/pull/2347