RFR: 8271420: Extend CDS custom loader support to Windows platform [v2]

[Ioi Lam]

On Wed, 3 Nov 2021 20:38:36 GMT, Yumin Qi <minqi at openjdk.org> wrote:

>> Currently CDS does not support custom loaders on Windows, this patch extends  the support to Windows 64 bit platform.
>> 
>> Tests: mach5 tier1-4
>> 
>> Thanks
>> Yumin
>
> Yumin Qi has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Revert change for not-custom loader related, fixed file relative path

LGTM

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Marked as reviewed by iklam (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/6202