dao: Correct return type doc for getLoadBalancer()

This method creates a load balancer object using services and calls
getMainLB() which returns an instance of ILoadBalancer and not an
instance of LoadBalancer, hence, getLoadBalancer() should return an
instance of ILoadBalancer instead.

Change-Id: I8859f293985d256d02ddc6f90e2aea813ebfc955

diff --git a/includes/dao/DBAccessBase.php b/includes/dao/DBAccessBase.php
index 8900962..e099b38 100644 (file)
--- a/includes/dao/DBAccessBase.php
+++ b/includes/dao/DBAccessBase.php
@@ -2,7 +2,7 @@
 
 use MediaWiki\MediaWikiServices;
 use Wikimedia\Rdbms\IDatabase;
-use Wikimedia\Rdbms\LoadBalancer;
+use Wikimedia\Rdbms\ILoadBalancer;
 
 /**
  * Base class for objects that allow access to other wiki's databases using
@@ -88,7 +88,7 @@ abstract class DBAccessBase implements IDBAccessObject {
         *
         * @since 1.21
         *
-        * @return LoadBalancer The database load balancer object
+        * @return ILoadBalancer The database load balancer object
         */
        public function getLoadBalancer() {
                $lbFactory = MediaWikiServices::getInstance()->getDBLoadBalancerFactory();