RFR: 8133193: Memory leak in G1 because G1RootProcessor doesn't have desctructor

[David Lindholm]

Hi,

Please review this small patch that prevents a memory leak in G1.

Bug: https://bugs.openjdk.java.net/browse/JDK-8133193
Webrev: http://cr.openjdk.java.net/~david/JDK-8133193/webrev.00/

Testing: JPRT.


Thanks,
David