Revert "Fix super noSuchMethod handling."

tests/language/issue_25671b_test.dart

-// Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-import 'package:expect/expect.dart';
-
-class A {
-  noSuchMethod() {                                    /// 01: static type warning
-    throw new Exception(                              /// 01: continued
-        "Wrong noSuchMethod() should not be called"); /// 01: continued
-  }                                                   /// 01: continued
-}
-class C extends Object with A {
-  test() {
-    super.v = 1; /// 01: continued
-  }
-}
-main() {
-  C c = new C();
-  Expect.throws(() => c.test(), (e) => e is NoSuchMethodError); /// 01: continued
-}