[7u4-osx] Request for approval for 7125722: [macosx] 7u4 b200 crash i.e. in Tonga

[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=7125722

Webrev: http://cr.openjdk.java.net/~michaelm/7125722/webrev.1/

Reviewed by: alanb

Thanks,
Michael.