[7u-next] Request for approval for CR 7076756 - TEST_BUG: com/sun/jdi/BreakpointWithFullGC.sh fails to cleanup in Cygwin

[Chris Hegarty]

This is a request for approval to backport a test stabilization change 
from JDK8 to 7u-dev.

http://bugs.sun.com/view_bug.do?bug_id=7076756

JDK8 changeset:
   http://hg.openjdk.java.net/jdk8/tl/jdk/rev/cf203f293b4e

JDK8 review thread:
 
http://mail.openjdk.java.net/pipermail/serviceability-dev/2011-August/004385.html

Identical changeset to that of JDK8.

-Chris.