[foreign-memaccess+abi] RFR: 8263459: Add better support for restricted methods [v4]

[Athijegannathan Sundararajan]

> --enable-native-access command line option

Athijegannathan Sundararajan has updated the pull request incrementally with one additional commit since the last revision:

  Renaming RestrictedNative to NativeAccess uniformly (per code review)

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

Changes:
  - all: https://git.openjdk.java.net/panama-foreign/pull/471/files
  - new: https://git.openjdk.java.net/panama-foreign/pull/471/files/ff75b777..888ef62d

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=panama-foreign&pr=471&range=03
 - incr: https://webrevs.openjdk.java.net/?repo=panama-foreign&pr=471&range=02-03

  Stats: 640 lines in 28 files changed: 283 ins; 283 del; 74 mod
  Patch: https://git.openjdk.java.net/panama-foreign/pull/471.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-foreign pull/471/head:pull/471

PR: https://git.openjdk.java.net/panama-foreign/pull/471