[lworld] RFR: Include verification for strict fields in ClassFile API

[Chen Liang]

The lack of classfile verifier recognition of strict fields is the only part of class file API support left for strict fields.

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Commit messages:
 - Include strict field stuff in classfile verifier
 - 8361526: Synchronize ClassFile API verifier with hotspot

Changes: https://git.openjdk.org/valhalla/pull/1506/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1506&range=00
  Stats: 492 lines in 14 files changed: 328 ins; 27 del; 137 mod
  Patch: https://git.openjdk.org/valhalla/pull/1506.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1506/head:pull/1506

PR: https://git.openjdk.org/valhalla/pull/1506