Use static dispatch for dynamic on Object methods

test/codegen/language/hashcode_dynamic_test.dart

Index: test/codegen/language/hashcode_dynamic_test.dart
diff --git a/test/codegen/language/issue11724_test.dart b/test/codegen/language/hashcode_dynamic_test.dart
similarity index 60%
copy from test/codegen/language/issue11724_test.dart
copy to test/codegen/language/hashcode_dynamic_test.dart
index 146a6fea0a5025ade7a9556817e09b73e12411ac..b705dd8afaaf98e39def9dde62120f5eff404962 100644
--- a/test/codegen/language/issue11724_test.dart
+++ b/test/codegen/language/hashcode_dynamic_test.dart
@@ -1,9 +1,10 @@
-// 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.
 
 import "package:expect/expect.dart";
 
 void main() {
-  Expect.throws(() => method(<int>[]), (e) => e is NoSuchMethodError);
+  dynamic x = 3;
+  Expect.equals(3, x.hashCode);
 }