RFR: 8308899: Introduce Classfile.Context and improve Classfile.Option(s) [v18]

[Adam Sotona]

> Classfile context object and multi-state options have been discussed at https://mail.openjdk.org/pipermail/classfile-api-dev/2023-May/000321.html
> This patch implements the proposed changes in Classfile API and fixes all affected code across JDK sources and tests.
> 
> Please review.
> 
> Thanks,
> Adam

Adam Sotona has updated the pull request incrementally with one additional commit since the last revision:

  static instance of default Classfile context

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Changes:
  - all: https://git.openjdk.org/jdk/pull/14180/files
  - new: https://git.openjdk.org/jdk/pull/14180/files/b5fa9ed0..df432763

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=14180&range=17
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=14180&range=16-17

  Stats: 19 lines in 2 files changed: 0 ins; 2 del; 17 mod
  Patch: https://git.openjdk.org/jdk/pull/14180.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14180/head:pull/14180

PR: https://git.openjdk.org/jdk/pull/14180