RFR 8215523: jstat reports incorrect values for OU for CMS GC

[Thomas Schatzl]

Hi,

On Fri, 2019-06-28 at 07:19 -0700, Poonam Parhar wrote:
> Hello,
> 
> Thomas Schatzl pointed out that the recalculate_used_stable() call
> in collect_in_background() may not be necessary. Testing the changes
> after removing that call confirmed that. Here's the updated webrev:
> http://cr.openjdk.java.net/~poonam/8215523/webrev.01/

  looks good.

Thomas :)