Fix for issue 1480: analyze a method even if it does not have a body, and do not try to evaluate ...

dart/tests/language/src/BodyLessConstructorWrongArgNegativeTest.dart

Index: dart/tests/language/src/BodyLessConstructorWrongArgNegativeTest.dart
===================================================================
--- dart/tests/language/src/BodyLessConstructorWrongArgNegativeTest.dart	(revision 0)
+++ dart/tests/language/src/BodyLessConstructorWrongArgNegativeTest.dart	(revision 0)
@@ -0,0 +1,16 @@
+// 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.
+
+main() {
+  C o = const C(1);
+}
+
+class Base {
+  final String name;
+  const Base(this.name);
+}
+
+class C extends Base {
+  const C(var x): super(); // call super constructor with wrong argument count.
+}