Remove this ucfirst() crap. $filtered is already a DB key, so it should've been norma...

Remove this ucfirst() crap. $filtered is already a DB key, so it should've been normalized at Title construction anyway (and if it wasn't, that's Title's fault). Fwiw: we're throwing a dismissable error every time $wgCapitalLinks is enabled and a lowercase name is submitted. Why bother? We handle this silently everywhere else...