+ /** @var NamespaceInfo */
+ private $nsInfo;
+
+ /** @var ILoadBalancer|null */
+ private $loadBalancer;
+
+ public function __construct( NamespaceInfo $nsInfo = null, ILoadBalancer $loadBalancer = null ) {
+ $this->nsInfo = $nsInfo ?? MediaWikiServices::getInstance()->getNamespaceInfo();
+ $this->loadBalancer = $loadBalancer;
+ }
+