[lworld] RFR: 8288135: [lworld] Implement HotSpot flag -XX:+EnablePrimitiveClasses [v3]

[David Simms]

> Runtime component of -XX:+EnablePrimitiveClasses switch

David Simms has updated the pull request incrementally with one additional commit since the last revision:

  CF version bump

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

Changes:
  - all: https://git.openjdk.org/valhalla/pull/727/files
  - new: https://git.openjdk.org/valhalla/pull/727/files/0a42d84e..17254dbe

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=727&range=02
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=727&range=01-02

  Stats: 6 lines in 1 file changed: 0 ins; 0 del; 6 mod
  Patch: https://git.openjdk.org/valhalla/pull/727.diff
  Fetch: git fetch https://git.openjdk.org/valhalla pull/727/head:pull/727

PR: https://git.openjdk.org/valhalla/pull/727