[jdk17u-dev] RFR: 8270476: Make floating-point test infrastructure more lambda and method reference friendly

[Goetz Lindenmaier]

I backport this for parity with 17.0.7-oracle.

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

Commit messages:
 - Backport 40a2ce20334207b542d18f52e26bf418bf29c9ca

Changes: https://git.openjdk.org/jdk17u-dev/pull/1016/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1016&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8270476
  Stats: 467 lines in 27 files changed: 121 ins; 147 del; 199 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1016.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/1016/head:pull/1016

PR: https://git.openjdk.org/jdk17u-dev/pull/1016