firebox build fails post clang-3.4 merge

[Thomas Mueller]

> > Thanks for the fast work!  The patched solve the problem for me and I
> > was able to install and run firefox on 11.0-CURRENT i386.

> I have imported the upstream fix for this bug in r262809, and I will MFC
> it after one week.  Happy Firefoxing. :-)

> -Dimitry

Does this mean the bug is fixed in 11-current?

MFC?  Is that to 10-STABLE?  Your message is less than clear.

I figure if firefox build fails, the bug would affect some other ports as well.
 
Tom