[Bug 35631] Add giflib support

http://bugs.winehq.org/show_bug.cgi?id=35631

Dmitry Timoshkov  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |WONTFIX

--- Comment #1 from Dmitry Timoshkov  ---
giflib creates completely different chunks of data in comparison to
what WIC expects, for that reason it can't be used as a replacement
for the forked giflib inside of WIC.

Security concerns are mostly an artificial problem IMHO.