Removed passing unused parameter

framework/web/UrlManager.php

@@ -292,7 +292,7 @@ class UrlManager extends Component
 		$params = (array)$params;
 		$url = $this->createUrl($params);
 		if (strpos($url, '://') === false) {
-			$url = $this->getHostInfo($schema) . $url;
+			$url = $this->getHostInfo() . $url;
 		}
 		if ($schema !== null && ($pos = strpos($url, '://')) !== false) {
 			$url = $schema . substr($url, $pos);