See parent task
Codesearch for `userCan` calls: https://codesearch.wmflabs.org/deployed/?q=-%3EuserCan%5C(&i=nope&files=php%24&repos=
These need to be checked for if they are called on a title method
#### Calls to Title::userCan:
From core
* Title::quickUserCan
* TitlePermissionTest (lots)
* TitleTest::testWgWhitelistReadRegexp
From FlaggedRevs
* RevisionReviewForm::isAllowed
From MassMessage
* SpecialCreateMassMessageList::onSubmit
* SpecialEditMassMessageList::setParameter
From Translate
* PageTranslationTaggingTest::testTranslationPageRestrictions
* TranslateSandboxTest::testPermissions
From GettingStarted
* BasePageFilter::isAllowedPage
From Jade:
* PageEntityProposalSetStorage::storeProposalSet
From LiquidThreads
* Thread::canUserCreateThreads
From SubPageList3
* SubPageList3::getTitles
All other callers from mediawiki deployed code refer to a different userCan (eg PermissionManager::userCan)