Triage a few cps-ir failures

tests/language/type_variable_field_initializer_closure2_test.dart

Index: tests/language/type_variable_field_initializer_closure2_test.dart
diff --git a/tests/language/type_variable_field_initializer_closure_test.dart b/tests/language/type_variable_field_initializer_closure2_test.dart
similarity index 62%
copy from tests/language/type_variable_field_initializer_closure_test.dart
copy to tests/language/type_variable_field_initializer_closure2_test.dart
index a3e3e475be7925fba9d67dfd54134a391144fc33..eaefd18980bcbae9410b99b1c965378c380f2eb0 100644
--- a/tests/language/type_variable_field_initializer_closure_test.dart
+++ b/tests/language/type_variable_field_initializer_closure2_test.dart
@@ -1,4 +1,4 @@
-// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+// 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.
 
@@ -8,13 +8,15 @@
 import "package:expect/expect.dart";
 
 class A<T> {
-  var c = (() => new List<T>())();
+  var c = (() => new X<T>())();
 }
 
 class B<T> extends A<T> {
 }
 
+class X<T> {}
+
 main() {
-  Expect.isTrue(new B<int>().c is List<int>);
-  Expect.isFalse(new B<String>().c is List<int>);
+  Expect.isTrue(new B<int>().c is X<int>);
+  Expect.isFalse(new B<String>().c is X<int>);
 }