Revert "Support runtime check of function types."

tests/language/function_subtype_local3_test.dart

Index: tests/language/function_subtype_local3_test.dart
diff --git a/tests/language/function_subtype_local3_test.dart b/tests/language/function_subtype_local3_test.dart
deleted file mode 100644
index 344f7c228d467f9b2537091abbb3e6755534dcb5..0000000000000000000000000000000000000000
--- a/tests/language/function_subtype_local3_test.dart
+++ /dev/null
@@ -1,36 +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 for generic bound closures.
-
-import 'package:expect/expect.dart';
-
-typedef void Foo(bool a, [String b]);
-typedef void Bar(bool a, [String b]);
-typedef void Baz(bool a, {String b});
-typedef int Boz(bool a);
-
-class C<T> {
-  void test(String nameOfT, bool expectedResult) {
-    void foo(T a, [String b]) {}
-    void baz(T a, {String b}) {}
-
-    Expect.equals(expectedResult, foo is Foo, 'C<$nameOfT>.foo is Foo');
-    Expect.equals(expectedResult, foo is Bar, 'C<$nameOfT>.foo is Bar');
-    Expect.isFalse(foo is Baz, 'C<$nameOfT>.foo is Baz');
-    Expect.isFalse(foo is Boz, 'C<$nameOfT>.foo is Boz');
-
-    Expect.isFalse(baz is Foo, 'C<$nameOfT>.baz is Foo');
-    Expect.isFalse(baz is Bar, 'C<$nameOfT>.baz is Bar');
-    Expect.equals(expectedResult, baz is Baz, 'C<$nameOfT>.baz is Baz');
-    Expect.isFalse(baz is Boz, 'C<$nameOfT>.baz is Boz');
-  }
-}
-
-main() {
-  new C<bool>().test('bool', true);
-  new C<int>().test('int', false);
-  new C().test('dynamic', true);
-}