| Index: pkg/compiler/lib/src/serialization/modelz.dart
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| diff --git a/pkg/compiler/lib/src/serialization/modelz.dart b/pkg/compiler/lib/src/serialization/modelz.dart
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| index 2b931729b2f2ff72a62a4f29df068bc11381af50..86d27901124c18dd20507b6a25136b398f20b0b8 100644
 | 
| --- a/pkg/compiler/lib/src/serialization/modelz.dart
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| +++ b/pkg/compiler/lib/src/serialization/modelz.dart
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| @@ -137,6 +137,12 @@ abstract class ElementZ extends Element with ElementCommon {
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|    bool get isNative => false;
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|  
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|    @override
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| +  bool get isJsInterop => false;
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| +
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| +  @override
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| +  String get jsInteropName => null;
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| +
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| +  @override
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|    bool get isOperator => false;
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|  
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|    @override
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| 
 |