Tweaks for reporting duplicates, issue 519.

compiler/javatests/com/google/dart/compiler/resolver/NameShadowNegativeTest1.dart

Index: compiler/javatests/com/google/dart/compiler/resolver/NameShadowNegativeTest1.dart
diff --git a/compiler/javatests/com/google/dart/compiler/resolver/NameShadowNegativeTest1.dart b/compiler/javatests/com/google/dart/compiler/resolver/NameShadowNegativeTest1.dart
deleted file mode 100644
index 93dbc78f163346fa45a01b89b0c5747b9f7a2d66..0000000000000000000000000000000000000000
--- a/compiler/javatests/com/google/dart/compiler/resolver/NameShadowNegativeTest1.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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.
-
-// expect failure - multiple unnamed constructor definitions.
-
-class A {
-  A(x) { }
-  A(x,y) { }
-}