Removing noSuchMethod from Element.

sdk/lib/html/dart2js/html_dart2js.dart

Index: sdk/lib/html/dart2js/html_dart2js.dart
diff --git a/sdk/lib/html/dart2js/html_dart2js.dart b/sdk/lib/html/dart2js/html_dart2js.dart
index 0225788d065d2c5723248c1f0ba05596748d44cd..c3717cc423ef2c7abf8bfe443183fea8e99a9457 100644
--- a/sdk/lib/html/dart2js/html_dart2js.dart
+++ b/sdk/lib/html/dart2js/html_dart2js.dart
@@ -7572,8 +7572,6 @@ abstract class Element extends Node implements ElementTraversal native "*Element
   @Creates('Null')  // Set from Dart code; does not instantiate a native type.
   var xtag;
 
-  // TODO(vsm): Implement noSuchMethod or similar for dart2js.
-
   /**
    * Creates a text node and inserts it into the DOM at the specified location.
    *
@@ -7896,9 +7894,6 @@ abstract class Element extends Node implements ElementTraversal native "*Element
 
 }
 
-// Temporary dispatch hook to support WebComponents.
-Function dynamicUnknownElementDispatcher;
-
 final _START_TAG_REGEXP = new RegExp('<(\\w+)');
 class _ElementFactoryProvider {
   static final _CUSTOM_PARENT_TAG_MAP = const {