RFR (M) 8201537: Remove is_alive closure from Klass::is_loader_alive()

[coleen.phillimore at oracle.com]

Thanks!
Coleen

On 4/18/18 10:47 AM, Stefan Karlsson wrote:
> Looks good.
>
> StefanK
>
> On 2018-04-16 16:00, coleen.phillimore at oracle.com wrote:
>> Summary: remove is_alive closure from callers of 
>> Klass::is_loader_alive so that cleaning metadata doesn't require GC 
>> closure.
>>
>> This changes runtime, GC and compiler code.
>>
>> Tested with mach5 tier1-5 with no failures.
>>
>> open webrev at http://cr.openjdk.java.net/~coleenp/8201537.01/webrev
>> bug link https://bugs.openjdk.java.net/browse/JDK-8201537
>>
>> Thanks,
>> Coleen