[jdk21u-dev] RFR: 8319879: Stress mode to randomize incremental inlining decision

[Goetz Lindenmaier]

I backport this for parity with 21.0.3-oracle.

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Commit messages:
 - Backport 303757b3a0d73329c954b28f08058fb60e5c9729

Changes: https://git.openjdk.org/jdk21u-dev/pull/106/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=106&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8319879
  Stats: 21 lines in 9 files changed: 9 ins; 2 del; 10 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/106.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/106/head:pull/106

PR: https://git.openjdk.org/jdk21u-dev/pull/106