Review Request for 6878481: Add performance counters in the JDK

[irisg at alum.mit.edu]

Hi, Mandy.

> This is related to 6857194: Add hotspot new perf counters to aid class 
> loading performance measurement.

[ ... ] 

> Webrev:
>      http://cr.openjdk.java.net/~mchung/6878481/webrev.00/

Looks good.

iris