Toolbars: Replace $.width with clientWidth/offsetWidth
Toolbars: Replace $.width with clientWidth/offsetWidth

Bug: T185599
Change-Id: I8f36244f1d605424594c1a61b5d107b3075213fa

wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui