Change how runtime type information is being set in the backend.

tests/language/new_expression_type_args_frog_test.dart

Index: tests/language/new_expression_type_args_frog_test.dart
===================================================================
--- tests/language/new_expression_type_args_frog_test.dart	(revision 11430)
+++ tests/language/new_expression_type_args_frog_test.dart	(working copy)
@@ -1,22 +0,0 @@
-// 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.
-
-// Tests showing errors using type-arguments in new expressions:
-class A<T> {
-  // Can't intantiate type parameter (within static or instance method).
-  m1() => new T();         /// 00: compile-time error
-  static m2() => new T();  /// 01: compile-time error
-
-  // OK when used within instance method, but not in static method.
-  m3() => new A<T>();
-  static m4() => new A<T>(); /// 02: compile-time error
-}
-
-main() {
-  A a = new A();
-  a.m1(); /// 00: continued
-  A.m2(); /// 01: continued
-  a.m3();
-  A.m4(); /// 02: continued
-}