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

[Anton Kozlov]

On Wed, 30 Nov 2022 17:36:48 GMT, Anton Kozlov <akozlov at openjdk.org> wrote:

>> 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

Thanks for review!

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