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

tests/kernel/unsorted/type_args_regression_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 Box<T> {
-  T value;
-
-  Box(this.value);
-
-  factory Box.a(T v) => new Box(v);
-  factory Box.b(T v) = Box<T>;
-  factory Box.c(T v) => new Box(v);
-}
-
-main() {
-  Expect.isTrue(new Box<int>(1).value == 1);
-  Expect.isTrue(new Box<int>.a(1).value == 1);
-  Expect.isTrue(new Box<int>.b(1).value == 1);
-  Expect.isTrue(new Box<int>.c(1).value == 1);
-}