Default parameter values are now allowed in interface methods and in abstract

tests/language/function_type_alias7_test.dart

Index: tests/language/function_type_alias7_test.dart
===================================================================
--- tests/language/function_type_alias7_test.dart	(revision 0)
+++ tests/language/function_type_alias7_test.dart	(revision 0)
@@ -0,0 +1,17 @@
+// Copyright (c) 2012, 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.
+
+
+typedef void funcType([int arg]);
+
+typedef void badFuncType([int arg = 0]);  /// 00: compile-time error
+
+class A
+  extends funcType  /// 01: compile-time error
+{
+}
+
+main() {
+  new A();
+}