RFR: 8295044: Implementation of Foreign Function and Memory API (Second Preview) [v16]

[Maurizio Cimadamore]

> This PR contains the API and implementation changes for JEP-434 [1]. A more detailed description of such changes, to avoid repetitions during the review process, is included as a separate comment.
> 
> [1] - https://openjdk.org/jeps/434

Maurizio Cimadamore has updated the pull request incrementally with four additional commits since the last revision:

 - Merge pull request #15 from minborg/test
   
   Add @apiNote to package-info
 - Add @apiNote to package-info
 - Merge pull request #16 from minborg/fix-tests2
   
   Fix failing tests
 - Fix failing tests

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Changes:
  - all: https://git.openjdk.org/jdk/pull/10872/files
  - new: https://git.openjdk.org/jdk/pull/10872/files/2d75f954..39521344

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=10872&range=15
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=10872&range=14-15

  Stats: 11 lines in 3 files changed: 4 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk/pull/10872.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10872/head:pull/10872

PR: https://git.openjdk.org/jdk/pull/10872