Currently accepts a user and defaults to $wgUser
Callers should provide this user
[] CentralAuth (https://gerrit.wikimedia.org/r/567174)
[x] SocialProfile (https://gerrit.wikimedia.org/r/567177)
[x] GlobalBlocking (https://gerrit.wikimedia.org/r/567178)
[x] ApprovedRevs (https://gerrit.wikimedia.org/r/567179)
[x] AutoProxyBlock (https://gerrit.wikimedia.org/r/567180)
[x] BlockAndNuke (https://gerrit.wikimedia.org/r/567181)
[x] Cargo (https://gerrit.wikimedia.org/r/567182)
[x] CloseWikis (https://gerrit.wikimedia.org/r/567184)
[x] Farmer (https://gerrit.wikimedia.org/r/567186)
[x] Interwiki (https://gerrit.wikimedia.org/r/567187)
[x] LiquidThreads (https://gerrit.wikimedia.org/r/570145)
[x] Poll
[x] ProtectSite (https://gerrit.wikimedia.org/r/570149)
[x] RevisionCommentSupplement (https://gerrit.wikimedia.org/r/567200)
[x] SpecialNamespaces (https://gerrit.wikimedia.org/r/567201)
[x] StalkerLog
[x] Sudo (https://gerrit.wikimedia.org/r/567202)
[x] hexmode / mediawiki-UserSnoop (https://github.com/hexmode/mediawiki-UserSnoop/pull/3)
[] mwstake / mediawiki-extensions-UserLoginLog (https://github.com/MWStake/mediawiki-extensions-UserLoginLog/pull/5)
While all uses should be replaced, for repos not deployed by WMF / not hosted on gerrit / that cannot be updated by WMF developers this isn't a priority, and not prevent deprecation and removal