Remove wip delta that got sucked into revision 5d591219a8ce. Fixes Firefox <29.
Remove wip delta that got sucked into revision 5d591219a8ce. Fixes Firefox <29.

madand/pentadactyl-pm,moonshadow/dactyl,airodactyl/dactyl,Kjwon15/dactyl,moonshadow/dactyl,madand/pentadactyl-pm,madand/pentadactyl-pm,madand/pentadactyl-pm,nathyong/dactyl,Kjwon15/dactyl,nathyong/dactyl,nathyong/dactyl,moonshadow/dactyl,invl/dactyl,invl/dactyl,5digits/dactyl,airodactyl/dactyl,airodactyl/dactyl,5digits/dactyl,madand/pentadactyl-pm,airodactyl/dactyl,nathyong/dactyl,moonshadow/dactyl,5digits/dactyl,Kjwon15/dactyl,5digits/dactyl,moonshadow/dactyl,airodactyl/dactyl,invl/dactyl,invl/dactyl,nathyong/dactyl,airodactyl/dactyl,5digits/dactyl,madand/pentadactyl-pm,Kjwon15/dactyl,Kjwon15/dactyl,moonshadow/dactyl,5digits/dactyl,nathyong/dactyl,invl/dactyl,Kjwon15/dactyl,invl/dactyl