ResourceLoader.php: Fix E_NOTICE

* Follows-up d3286132461554a949d11e07bfba2aaea025608a

Change-Id: Idc2da99c941047a3f5e345457fd7b71cdf417257

diff --git a/includes/resourceloader/ResourceLoader.php b/includes/resourceloader/ResourceLoader.php
index 93dac7b..8b1452e 100644 (file)
--- a/includes/resourceloader/ResourceLoader.php
+++ b/includes/resourceloader/ResourceLoader.php
@@ -752,7 +752,11 @@ class ResourceLoader {
                                                }
                                                break;
                                        case 'styles':
-                                               $out .= $styles['']; // Code above has set $styles['']
+                                               // We no longer seperate into media, they are all concatenated now with
+                                               // custom media type groups into @media .. {} sections.
+                                               // Module returns either an empty array or an array with '' (no media type) as
+                                               // only key.
+                                               $out .= isset( $styles[''] ) ? $styles[''] : '';
                                                break;
                                        case 'messages':
                                                $out .= self::makeMessageSetScript( new XmlJsCode( $messagesBlob ) );