[lworld] RFR: 8371826: [lworld] Migrated value classes pre-registered unconditionally [v2]

[Matias Saavedra Silva]

> This patch fixes a bug where the VM tries to pre-register migrated value classes regardless of whether or not the class loader data already exists. Verified with tier 1-5 tests.

Matias Saavedra Silva has updated the pull request incrementally with one additional commit since the last revision:

  Remove EnableValhalla

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Changes:
  - all: https://git.openjdk.org/valhalla/pull/1741/files
  - new: https://git.openjdk.org/valhalla/pull/1741/files/d0a2ebbb..d90a454d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=1741&range=01
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=1741&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/valhalla/pull/1741.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1741/head:pull/1741

PR: https://git.openjdk.org/valhalla/pull/1741