Code review request: 6855834: G1: minimize the output when -XX:+PrintHeapAtGC is set (S)

[Tony Printezis]

http://cr.openjdk.java.net/~tonyp/6855834/webrev.0/

The CR has more information on the new format:

Tony

-- 
----------------------------------------------------------------------
| Tony Printezis, Staff Engineer    | Sun Microsystems Inc.          |
|                                   | MS BUR02-311                   |
| e-mail: tony.printezis at sun.com    | 35 Network Drive               |
| office: +1 781 442 0998 (x20998)  | Burlington, MA01803-0902, USA  |
----------------------------------------------------------------------
e-mail client: Thunderbird (Solaris)