Sync CSS interfaces with the specs

Source/core/css/StyleSheet.idl

Index: Source/core/css/StyleSheet.idl
diff --git a/Source/core/css/StyleSheet.idl b/Source/core/css/StyleSheet.idl
index 459c59480e3b9e951fb57a1582fb708f05e2ff3f..09a1be32a066eb45ef8ccf020d79c75fc9eaedbb 100644
--- a/Source/core/css/StyleSheet.idl
+++ b/Source/core/css/StyleSheet.idl
@@ -18,17 +18,19 @@
  * Boston, MA 02110-1301, USA.
  */
 
-// Introduced in DOM Level 2:
+// http://dev.w3.org/csswg/cssom/#the-stylesheet-interface
+
 [
     SetWrapperReferenceFrom=ownerNode,
     WillBeGarbageCollected
 ] interface StyleSheet {
-    readonly attribute DOMString?       type;
-             attribute boolean          disabled;
-    readonly attribute Node             ownerNode;
-    readonly attribute StyleSheet       parentStyleSheet;
-    readonly attribute DOMString?       href;
-    readonly attribute DOMString?       title;
-    readonly attribute MediaList        media;
+    readonly attribute DOMString type;
+    readonly attribute DOMString? href;
+    // TODO(philipj): ownerNode should be (Element or ProcessingInstruction).
+    readonly attribute Node? ownerNode;
+    readonly attribute StyleSheet? parentStyleSheet;
+    readonly attribute DOMString? title;
+    // TODO(philipj): media should have [PutForwards=mediaText].
+    [SameObject] readonly attribute MediaList media;
+    attribute boolean disabled;
 };
-