Updated mediawiki/extensions
Project: mediawiki/extensions/UploadWizard  ffec9c46839707b40e2a81e6dfa62e67d3d240ed

Remove more unused code in mw.UploadWizard.js

Change-Id: Iec8d594b1e6e2e1e6a8bf3ff6843c5e9b86998b7