[crac] RFR: Assume module jars persistent [v3]

[Anton Kozlov]

> Jar files opened by URLClassLoaders are assumed persistent. We need to handle module Jars the same way to prevent CheckpointException as reported by [1] 
> 
> [1] https://mail.openjdk.org/pipermail/crac-dev/2022-November/000380.html

Anton Kozlov has updated the pull request incrementally with one additional commit since the last revision:

  Use SharedSecrets instead of reflection

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

Changes:
  - all: https://git.openjdk.org/crac/pull/35/files
  - new: https://git.openjdk.org/crac/pull/35/files/3f4bc13e..03bd36f3

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=crac&pr=35&range=02
 - incr: https://webrevs.openjdk.org/?repo=crac&pr=35&range=01-02

  Stats: 20 lines in 3 files changed: 5 ins; 12 del; 3 mod
  Patch: https://git.openjdk.org/crac/pull/35.diff
  Fetch: git fetch https://git.openjdk.org/crac pull/35/head:pull/35

PR: https://git.openjdk.org/crac/pull/35