| Index: tests/language/prefix21_test.dart
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| diff --git a/tests/language/prefix21_test.dart b/tests/language/prefix21_test.dart
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| index 2c1e3476789248ca5d58a77e4393e9c2315134ff..bcaebd11a9eb96ba7d6e0c684f842ffac5af803d 100644
 | 
| --- a/tests/language/prefix21_test.dart
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| +++ b/tests/language/prefix21_test.dart
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| @@ -3,6 +3,7 @@
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|  // BSD-style license that can be found in the LICENSE file.
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|  
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|  library Prefix21;
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| +
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|  import "package:expect/expect.dart";
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|  import "prefix21_good_lib.dart" as good;
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|  import "prefix21_bad_lib.dart" as bad;
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| 
 |