[jdk21u-dev] RFR: 8341239: Open source closed frame tests # 3

[Goetz Lindenmaier]

I backport this for parity with 21.0.8-oracle

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Commit messages:
 - Backport ff3e849b8a1de3741dcd728636e1a804996f96fe

Changes: https://git.openjdk.org/jdk21u-dev/pull/1570/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1570&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8341239
  Stats: 366 lines in 4 files changed: 366 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1570.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1570/head:pull/1570

PR: https://git.openjdk.org/jdk21u-dev/pull/1570