Stuff should really be in /extensions/MoreBugUrl (and upstreamed to http://bzr.mozilla.org/bugzilla/trunk/files/head:/extensions/MoreBugUrl/ via patches in bugzilla.mozilla.org) instead of patching /Bugzilla/BugUrl*.
See https://git.wikimedia.org/tree/wikimedia%2Fbugzilla%2Fmodifications.git/HEAD/Bugzilla%2FBugUrl for our customizations.
Version: wmf-deployment
Severity: enhancement