The following language subclasses use $wgTitle in their implementations of autoConvert():
languages/classes/LanguageIu.php
languages/classes/LanguageKk.php
languages/classes/LanguageKu.php
languages/classes/LanguageShi.php
languages/classes/LanguageSr.php
It's probably the most gratuitous use still left in core, would be nice to remove them once and for all.
Version: 1.23.0
Severity: normal
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=42240