RFR: 8292448: Convert BitMapFragmentTable to ResourceHashtable [v2]

[Coleen Phillimore]

On Tue, 16 Aug 2022 20:07:02 GMT, Ioi Lam <iklam at openjdk.org> wrote:

>> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Remove mtTracing old Hashtable instantiation.
>
> src/hotspot/share/utilities/objectBitSet.inline.hpp line 63:
> 
>> 61:   };
>> 62:   Deleter deleter;
>> 63:   _bitmap_fragments.unlink(&deleter);
> 
> This shouldn't be necessary. The destructor of _bitmap_fragments will be implicitly called and will free all of its entries.

Yes, I added a temporary assert and indeed it is.  Thanks for pointing this out.

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PR: https://git.openjdk.org/jdk/pull/9893