RFR (S): 8252035: G1: Clean up G1CollectedHeap::*reserved* methods

[Ivan Walulya]

Hi Thomas,

Looks good, thanks for the clean up.

//Ivan 

> On 19 Aug 2020, at 22:55, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
> 
> Hi all,
> 
>  can I have reviews for this change the cleans up the G1CollectedHeap::*reserved* methods?
> 
> Includes some renaming and removal of half of these methods after refactoring the code a little to make them obsolete.
> 
> Based on 8252034 also out for review.
> 
> CR:
> https://bugs.openjdk.java.net/browse/JDK-8252035
> Webrev:
> http://cr.openjdk.java.net/~tschatzl/8252035/webrev
> Testing:
> tier1
> 
> Thanks,
>  Thomas