1 files changed, 3 insertions, 6 deletions
diff --git a/Source/WebCore/css/CSSMediaRule.idl b/Source/WebCore/css/CSSMediaRule.idl
index 38aeef293..cf2155511 100644
--- a/Source/WebCore/css/CSSMediaRule.idl
+++ b/Source/WebCore/css/CSSMediaRule.idl
@@ -18,13 +18,10 @@
  * Boston, MA 02110-1301, USA.
  */
 
-// Introduced in DOM Level 2:
 interface CSSMediaRule : CSSRule {
     readonly attribute MediaList media;
     readonly attribute CSSRuleList cssRules;
-    
-    [ObjCLegacyUnnamedParameters, RaisesException] unsigned long insertRule([Default=Undefined] optional DOMString rule, 
-                                                 [Default=Undefined] optional unsigned long index);
-    [RaisesException] void deleteRule([Default=Undefined] optional unsigned long index);
-};
 
+    [MayThrowException] unsigned long insertRule(optional DOMString rule = "undefined", optional unsigned long index = 0);
+    [MayThrowException] void deleteRule(optional unsigned long index = 0);
+};