RFR: 8251850: Simplify ResourceMark constructors using delegation

[Kim Barrett]

> On Aug 20, 2020, at 3:44 AM, John Rose <john.r.rose at oracle.com> wrote:
> 
> On Aug 18, 2020, at 12:49 AM, Kim Barrett <kim.barrett at oracle.com> wrote:
>> 
>> Poorly named and poorly commented variable from before the beginning of the mercurial age,
>> so hard to track down the changeset that introduced it to see if that shed some light.  Good
>> thing we have some institutional memory :)
> 
> You rang?  The SCCS record looks like this:

Thanks for tracking this down.  That confirms what David suggested.