| Index: dart/sdk/lib/_internal/lib/js_mirrors.dart | 
| diff --git a/dart/sdk/lib/_internal/lib/js_mirrors.dart b/dart/sdk/lib/_internal/lib/js_mirrors.dart | 
| index 88decfe41e335b24be18c46d811b255c54ac3a03..092b02a60187a889f886c689ee532d07f55ae7c0 100644 | 
| --- a/dart/sdk/lib/_internal/lib/js_mirrors.dart | 
| +++ b/dart/sdk/lib/_internal/lib/js_mirrors.dart | 
| @@ -104,7 +104,7 @@ class JsMirrorSystem implements MirrorSystem { | 
| abstract class JsMirror implements Mirror { | 
| const JsMirror(); | 
|  | 
| -  abstract String get _prettyName; | 
| +  String get _prettyName; | 
|  | 
| String toString() => _prettyName; | 
|  | 
|  |