[7u10] Request for approval for 7124375: [macosx] Focus isn't transfered as expected between components

[Leonid Romanov]

Hi,
Requesting approval to commit fix for 7124375 into 7u10. The fix has already 
been pushed to jdk8. For 7u10, the fix has been reviewed by Artem Ananiev and 
Anton Tarasov.

Bug: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7124375
Webrev: http://cr.openjdk.java.net/~leonidr/7124375/webrev.01/

Thanks,
Leonid.