test rename overhaul: step 8 - language tests

tests/language/src/DynamicCallTest.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 dynamic calls.
-
-class Helper {
-  Helper() {}
-  int foo(int i) {
-    return i;
-  }
-}
-
-class DynamicCallTest {
-  static int testMain() {
-    Helper obj = new Helper();
-    Expect.equals(1, obj.foo(1));
-  }
-}
-
-main() {
-  DynamicCallTest.testMain();
-}