test rename overhaul: step 8 - language tests

tests/language/src/DefaultFactoryTest.dart

-// Copyright (c) 2011, 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.
-
-// Dart test program for testing default factories.
-
-interface Vehicle default GoogleOne {
-  Vehicle();
-}
-
-
-class Bike implements Vehicle {
-  Bike.redOne() {}
-}
-
-
-interface SpaceShip default GoogleOne {
-  SpaceShip();
-}
-
-
-class GoogleOne implements SpaceShip {
-  GoogleOne.internal_() {}
-  factory GoogleOne() { return new GoogleOne.internal_(); }
-  factory Vehicle() { return new Bike.redOne(); }
-}
-
-
-class DefaultFactoryTest {
-  static testMain() {
-    Expect.equals(true, (new Bike.redOne()) is Bike);
-    Expect.equals(true, (new SpaceShip()) is GoogleOne);
-    Expect.equals(true, (new Vehicle()) is Bike);
-  }
-}
-
-main() {
-  DefaultFactoryTest.testMain();
-}