[jdk7u-osx] Request for approval for CR 7131399: Poll system call appears to be broken on Mac OS [macosx]

[Michael McMahon]

This is a request to push the following fix to jdk7u-osx:

CR: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7131399

Webrev: http://cr.openjdk.java.net/~michaelm/7131399/webrev.2/

Reviewed by: alanb, chegar

Thanks,
Michael.