RFR: 8311163: Parallel: Improve large object handling during evacuation [v2]

[Kim Barrett]

> Please review this change to ParallelGC young generation collection's handling
> of large objArrays, to now use the infrastructure provided by JDK-8253237 and
> JDK-8337709.  (That's the same infrastructure used by G1 young/mixed
> collections.)
> 
> Testing: mach5 tier1-5

Kim Barrett has updated the pull request incrementally with one additional commit since the last revision:

  remove unused size arg for push_objArray

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/20720/files
  - new: https://git.openjdk.org/jdk/pull/20720/files/e1db9bca..6ca4dd9a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=20720&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=20720&range=00-01

  Stats: 3 lines in 3 files changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/20720.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20720/head:pull/20720

PR: https://git.openjdk.org/jdk/pull/20720