Sync CSS interfaces with the specs

Source/core/css/CSSMediaRule.idl

Index: Source/core/css/CSSMediaRule.idl
diff --git a/Source/core/css/CSSMediaRule.idl b/Source/core/css/CSSMediaRule.idl
index 0f1d76d8a6755054ff8cdaa8ded55c980af266f3..1b233ae8fd3668feeb0f466d9e7c36cafc1856aa 100644
--- a/Source/core/css/CSSMediaRule.idl
+++ b/Source/core/css/CSSMediaRule.idl
@@ -18,12 +18,15 @@
  * Boston, MA 02110-1301, USA.
  */
 
-// Introduced in DOM Level 2:
+// http://dev.w3.org/csswg/cssom/#the-cssmediarule-interface
+
 interface CSSMediaRule : CSSRule {
-    readonly attribute MediaList media;
-    readonly attribute CSSRuleList cssRules;
+    // TODO(philipj): media should have [PutForwards=mediaText].
+    [SameObject] readonly attribute MediaList media;
 
+    // TODO(philipj): Implement CSSGroupingRule and inherit from it.
+    // http://dev.w3.org/csswg/cssom/#the-cssgroupingrule-interface
+    [SameObject] readonly attribute CSSRuleList cssRules;
     [RaisesException] unsigned long insertRule(DOMString rule, unsigned long index);
     [RaisesException] void deleteRule(unsigned long index);
 };
-