Chromium Code Reviews| Index: sdk/lib/core/duration.dart | 
| diff --git a/sdk/lib/core/duration.dart b/sdk/lib/core/duration.dart | 
| index e2b8360040b90766f8f2148b2b7c22181aa2e3ff..543ee936e18c325e981f96bc63936513769dfc84 100644 | 
| --- a/sdk/lib/core/duration.dart | 
| +++ b/sdk/lib/core/duration.dart | 
| @@ -2,7 +2,7 @@ | 
| // 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. | 
| -part of dart.core; | 
| +part of "core.dart"; | 
| /** | 
| * A span of time, such as 27 days, 4 hours, 12 minutes, and 3 seconds. |