Clip background image previews that overflow bounding box (bug 1029822)
Clip background image previews that overflow bounding box (bug 1029822)

diox/transonic,atiqueahmedziad/transonic,mozilla/transonic,clouserw/transonic,atiqueahmedziad/transonic,mozilla/transonic,diox/transonic,mozilla/transonic,atiqueahmedziad/transonic