Report use of malbounded interface in type test.

tests/language/malbounded_type_test_test.dart

Index: tests/language/malbounded_type_test_test.dart
===================================================================
--- tests/language/malbounded_type_test_test.dart	(revision 28940)
+++ tests/language/malbounded_type_test_test.dart	(working copy)
@@ -5,12 +5,15 @@
 import 'package:expect/expect.dart';
 
 class Super<T extends num> {}
-class Malbounded1 implements Super<String> {}  /// 01: static type warning
-class Malbounded2 extends Super<String> {}  /// 02: static type warning
+class Malbounded1 implements Super<String> {}  /// 01: static type warning, dynamic type error
+class Malbounded1 implements Super<String> {}  /// 02: static type warning
+class Malbounded2 extends Super<String> {}  /// 03: static type warning, dynamic type error
 
 main() {
+  var m = new Malbounded1();  /// 01: continued
+  Expect.isFalse(m is Super<int>);  /// 01: continued
   var s = new Super<int>();
-  Expect.isFalse(s is Malbounded1);  /// 01: static type warning, dynamic type error
-  Expect.isFalse(s is Malbounded2);  /// 02: static type warning, dynamic type error
-  Expect.isFalse(s is Super<String>);  /// 03: static type warning, dynamic type error
+  Expect.isFalse(s is Malbounded1);  /// 02: continued
+  Expect.isFalse(s is Malbounded2);  /// 03: continued
+  Expect.isFalse(s is Super<String>);  /// 04: static type warning, dynamic type error
 }