* Skin::linkKnown() (use MediaWiki\Linker\LinkRenderer instead)
* Skin::userLink() (use Linker::userLink() instead)
* Skin::userToolLinks() (use Linker::userToolLinks() instead)
* Skin::linkKnown() (use MediaWiki\Linker\LinkRenderer instead)
* Skin::userLink() (use Linker::userLink() instead)
* Skin::userToolLinks() (use Linker::userToolLinks() instead)