Remove runloop complication from scroll listener
Remove runloop complication from scroll listener

Adding the call to `next()` here invalidates the if(element) condition
as the element may have been removed in between loops. Since this is
done in a didRender call already it can safely be removed.

dartajax/frontend,jrjohnson/frontend,dartajax/frontend,ilios/frontend,jrjohnson/frontend,ilios/frontend