namespace MediaWiki\EditPage;
-use MWNamespace;
+use MediaWiki\MediaWikiServices;
use Sanitizer;
use Title;
use User;
public function getTextboxProtectionCSSClasses( Title $title ) {
$classes = []; // Textarea CSS
if ( $title->isProtected( 'edit' ) &&
- MWNamespace::getRestrictionLevels( $title->getNamespace() ) !== [ '' ]
+ MediaWikiServices::getInstance()->getPermissionManager()
+ ->getNamespaceRestrictionLevels( $title->getNamespace() ) !== [ '' ]
) {
# Is the title semi-protected?
if ( $title->isSemiProtected() ) {