hg: jdk/jdk: 8210192: Hsperf counter ParNew::CMS should be ParNew:CMS

[jcbeyler at google.com]

Changeset: 6ad495a34ac8
Author:    jcbeyler
Date:      2018-09-04 14:17 -0700
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/6ad495a34ac8

8210192: Hsperf counter ParNew::CMS should be ParNew:CMS
Summary: Rename the counter back to ParNew:CMS and added a test
Reviewed-by: sjohanss, tschatzl
Contributed-by: manc at google.com

! src/hotspot/share/gc/cms/cmsHeap.cpp
+ test/hotspot/jtreg/gc/TestPolicyNamePerfCounter.java
! test/hotspot/jtreg/gc/testlibrary/PerfCounter.java