| Index: tests/compiler/dart2js/type_promotion_test.dart
 | 
| diff --git a/tests/compiler/dart2js/type_promotion_test.dart b/tests/compiler/dart2js/type_promotion_test.dart
 | 
| index b7b7cf087f96eaebb0a61b299ea7729ba3bad0c6..f94b7c2fd648d0114e7a1fa754ec2d47dca3f35c 100644
 | 
| --- a/tests/compiler/dart2js/type_promotion_test.dart
 | 
| +++ b/tests/compiler/dart2js/type_promotion_test.dart
 | 
| @@ -28,8 +28,8 @@ const List<String> TESTS = const [
 | 
|  ];
 | 
|  
 | 
|  void main() {
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| -  bool isWindows = (Platform.operatingSystem == 'windows');
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| -  Uri script = currentDirectory.resolve(nativeToUriPath(Platform.script));
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| +  bool isWindows = Platform.isWindows;
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| +  Uri script = currentDirectory.resolveUri(Platform.script);
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|    bool warningsMismatch = false;
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|    Future.forEach(TESTS, (String test) {
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|      Uri uri = script.resolve('../../$test');
 | 
| 
 |