RFR: 8291969: Convert LoaderConstraintsTable to ResourceHashtable [v7]

[Coleen Phillimore]

On Tue, 23 Aug 2022 21:23:56 GMT, Ioi Lam <iklam at openjdk.org> wrote:

>> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Rename variable 'entry' to 'set'
>
> src/hotspot/share/classfile/loaderConstraints.hpp line 33:
> 
>> 31: class ClassLoaderData;
>> 32: class LoaderConstraint;
>> 33: class LoaderConstraintEntry;
> 
> LoaderConstraintEntry should be removed.

Thanks for spotting that.  I found we don't need to forward declare PlaceholderTable either.

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PR: https://git.openjdk.org/jdk/pull/9904