RFR: 8290812: Add a test for ResourceHashtable [v3]

[Thomas Stuefe]

On Fri, 22 Jul 2022 01:06:07 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> I added a test for ResourceHashtable to show the interactions with it and Symbol* refcounting.
>> Tested with tier1 on Oracle platforms.
>
> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Clarify the do_entry functions in two deleter classes.

Hi Coleen,

thank you for the explanations. I see what you do now. This looks fine to me.

Cheers, Thomas

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Marked as reviewed by stuefe (Reviewer).

PR: https://git.openjdk.org/jdk/pull/9603