RFR (S): 8227179: Test for new gc+metaspace=info output format

[Thomas Schatzl]

Hi,

On Mon, 2019-07-08 at 08:09 -0700, Tony Printezis wrote:
> Thanks for pointing that out, Thomas. Updated webrev (the only change
> is the @test comments at the top):
> 
> http://cr.openjdk.java.net/~tonyp/8227179/webrev.1/
> 
> I tested it with a “normal” build (all GCs built) and one with no CMS
> and the test seemed to have done the right thing in both occasions.
> 

  looks good to me.

Thomas