bug#16425: 24.3.50; Regression: mouse-face not working

[Jan Djärv]

Hi. 

Turns out the macfont backend didn't handle mouse face correctly. Fix checked 
in. 

     Jan D. 

> 12 jan 2014 kl. 20:48 skrev Jan Djärv <jan.h.d@swipnet.se>:
> 
> Hello.
> 
> 12 jan 2014 kl. 19:43 skrev Eli Zaretskii <eliz@gnu.org>:
> 
>>> From: David Reitter <david.reitter@gmail.com>
>>> Date: Sun, 12 Jan 2014 13:31:31 -0500
>>> 
>>> Emacs -Q
>>> (insert (propertize "text text" 'mouse-face '(:background "red")))
>>> 
>>> Now however over the inserted text with the mouse.
>>> 
>>> It should be highlighted in red, but nothing happens.
>>> Worked fine in Emacs 23, and earlier versions of 24.
>> 
>> Could this be NS version of bug #15913?  Could you (or someone with
>> access to NS) please try a similar fix as was done in revisions 115130
>> and 115281?
> 
> 115281 is in xdisp.c, so it is generic.  I tried inserting the code for 
> 115130, but it did not help.
> mouse_face_overwritten_p is false in this case.  Forcing it to true did not 
> help.
> 
> I'll bisect tomorrow.
> 
>    Jan D.
> 
> 
>