Fix bounding box calculation with \fscx/\fscy.
Fix bounding box calculation with \fscx/\fscy.


git-svn-id: 947b4ff483bb4cc5004120385d99e48ac0944466@22279 b3059339-0415-0410-9bf9-f77b7e298cf2

Akemi/libass,Distrotech/libass,sanyaade-g2g-repos/libass,asimonov-im/libass,mwgoldsmith/libass,MrSmile/libass,tgoyne/libass,richardpl/libass,Akemi/libass,tgoyne/libass,richardpl/libass,rhlee/libass,torque/libass,MrSmile/libass,Distrotech/libass,tgoyne/libass,pigoz/libass-ct,stps/libass,vault/libass,blinkseb/libass,mwgoldsmith/libass,astiob/libass,grigorig/libass,blinkseb/libass,rhlee/libass,sanyaade-g2g-repos/libass,stps/libass,Akemi/libass,torque/libass,mwgoldsmith/libass,astiob/libass,vault/libass,richardpl/libass,rhlee/libass,torque/libass,xbmc/libass,pigoz/libass-ct,grigorig/libass,pigoz/libass-ct,libass/libass,ShiftMediaProject/libass,asimonov-im/libass,ShiftMediaProject/libass,libass/libass,Distrotech/libass,sanyaade-g2g-repos/libass,stps/libass,xbmc/libass,blinkseb/libass