RFR: 8316388: Opensource five Swing component related regression tests

[Alexander Zuev]

Cleaned up five more tests.

Continuation of https://github.com/openjdk/jdk/pull/18184

Unfortunately one of the commits rendered the whole PR invalid so i closed it and restarting it here.
All comments from the previous review are addressed.

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Commit messages:
 - 8316388: Opensource five Swing component related regression tests

Changes: https://git.openjdk.org/jdk/pull/18259/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18259&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8316388
  Stats: 468 lines in 5 files changed: 468 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/18259.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18259/head:pull/18259

PR: https://git.openjdk.org/jdk/pull/18259