Revert "Merge more Kernel infrastructure from kernel_sdk SDK fork."

tests/kernel/unsorted/super_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 'expect.dart';
-
-class A {
-  var field = 9;
-  var called = false;
-
-  superMethod() {
-    Expect.isTrue(field == 10);
-    called = true;
-    return true;
-  }
-}
-
-class B extends A {
-  doit() {
-    Expect.isTrue((super.field = 10) == 10);
-    Expect.isTrue(super.superMethod());
-    if (called) {
-      Expect.isTrue((super.field = 11) == 11);
-    }
-    return super.field;
-  }
-}
-
-class C extends B {
-  set field(v) {
-    throw 'should not happen';
-  }
-}
-
-main() {
-  var c = new C();
-  Expect.isTrue(c.field == 9);
-  Expect.isTrue(c.doit() == 11);
-  Expect.isTrue(c.field == 11);
-}