RFR: (XS): JDK-8068004: [Findbugs]sun.jvm.hotspot.debugger may expose internal representation

[Jini Susan George]

Hi all, 

Please review the fix for the following SA defect (to avoid exposing internal 
representations by storing or returning externally mutable objects directly).

Bug ID: https://bugs.openjdk.java.net/browse/JDK-8068004

Webrev: http://cr.openjdk.java.net/~sballal/sponsorship/8068004/webrev.00/

Thanks,
- Jini Susan George