[7u4] Request for approval for CR 7127924 - langtools regression tests sometimes fail en-masse on windows

[Dmeetry Degrave]

Hi,

This is a request for jdk7 update 4. The changes in 7u4 are identical to 
jdk8.

cr:  http://bugs.sun.com/view_bug.do?bug_id=7127924
fix: http://cr.openjdk.java.net/~dmeetry/7127924/webrev.0/

thanks,
dmeetry