RFR [9] 8146736: Move sun.misc performance counters to jdk.internal.perf

[Paul Sandoz]

> On 10 Jan 2016, at 10:31, Chris Hegarty <chris.hegarty at oracle.com> wrote:
> 
> In preparation for JEP 260, the performance counters can be moved out of
> sun.misc and located somewhere more appropriate, like jdk.internal.perf.
> 
> http://cr.openjdk.java.net/~chegar/8146736/
> 
> Mandy asked whether this change should go through jdk9/hs-rt or jdk9/dev,
> I see no strong reason why is should go through hs-rt, so propose to go through
> jdk9/dev, unless there are objections. The hotspot changes are minor.
> 
> Note: the use of cleaner in Perf will be replaced with the proposed CleanerFactory
> when it is added.
> 

+1, to go through jdk9/dev.

Paul.