RFR: 8230759: ZGC: Fix integer types

[Stefan Karlsson]

Per wanted to change some of our usages of uint32_t to use size_t 
instead. New webrev:
https://cr.openjdk.java.net/~stefank/8230759/webrev.02

Thanks,
StefanK

On 2019-09-09 12:16, Stefan Karlsson wrote:
> Hi all,
>
> Please review this patch to fix some narrowing and inconsistencies in 
> our usage of different integer types.
>
> https://cr.openjdk.java.net/~stefank/8230759/webrev.01/
> https://bugs.openjdk.java.net/browse/JDK-8230759
>
> Thanks,
> StefanK