[jdk11u-dev] RFR: 8339300: CollectorPolicy.young_scaled_initial_ergo_vm gtest fails on ppc64 based platforms [v3]

[Goetz Lindenmaier]

> I would like to backport this a follow-up of https://bugs.openjdk.org/browse/JDK-8258483 [TESTBUG] gtest CollectorPolicy.young_scaled_initial_ergo_vm fails if heap is too small
> 
> Trivial resolve: FLAG_SET_ERGO has argument size_t in 11.

Goetz Lindenmaier has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - Merge branch 'master' into goetz_backport_8339300
 - Backport f2c992c5af021ab0ff8429fd261314bc7e01f7df
 - Backport d08b5bd9f5f740d75c1acfbd644ce1c822e03833

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

Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/3029/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/3029/files/b3ea133d..1ddd4c39

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=3029&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=3029&range=01-02

  Stats: 5970 lines in 68 files changed: 2786 ins; 2215 del; 969 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/3029.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/3029/head:pull/3029

PR: https://git.openjdk.org/jdk11u-dev/pull/3029