Revert "Support runtime check of function types."

tests/language/function_subtype_inline1_test.dart

Index: tests/language/function_subtype_inline1_test.dart
diff --git a/tests/language/function_subtype_inline1_test.dart b/tests/language/function_subtype_inline1_test.dart
deleted file mode 100644
index 74491db50a6f0e7bfbde613792fce2510a481b9b..0000000000000000000000000000000000000000
--- a/tests/language/function_subtype_inline1_test.dart
+++ /dev/null
@@ -1,39 +0,0 @@
-// Copyright (c) 2013, 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 constructors and initializers.
-
-// Check function subtyping.
-
-import 'package:expect/expect.dart';
-
-class A {}
-class B extends A {}
-class C extends A {}
-
-class Class<K,V> {
-  void forEach(void f(K k, V v)) {}
-}
-
-main() {
-  Class<B,C> c = new Class<B,C>();
-  c.forEach((A a, A b) {});
-  c.forEach((B a, C b) {});
-  try {
-    c.forEach((A a, B b) {});
-    Expect.isFalse(isCheckedMode());
-  } catch (e) {
-    Expect.isTrue(isCheckedMode());
-  }
-}
-
-
-isCheckedMode() {
-  try {
-    var i = 1;
-    String s = i;
-    return false;
-  } catch (e) {
-    return true;
-  }
-}