Bug 925338 - Remove obsolete defaultmode, lockmode, defaulticonsize, lockiconsize attributes. r=Gijs
Bug 925710 - Update conditionalForwardWithUrlbarWidth to reflect reality. r=Gijs
Bug 925707 - Stop setting min-width:0 for .toolbarbutton-1 buttons. r=Gijs
Bug 925712 - Back and forward buttons are shorter than other toolbar buttons. r=mdeboer