| Index: src/compiler/simplified-operator.h
 | 
| diff --git a/src/compiler/simplified-operator.h b/src/compiler/simplified-operator.h
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| index ac53bfc72ea289922f7a07ca40bbabec0e9e03f4..5adbc50bddd472ea4c7a2451a355a7b46a67ca90 100644
 | 
| --- a/src/compiler/simplified-operator.h
 | 
| +++ b/src/compiler/simplified-operator.h
 | 
| @@ -414,6 +414,7 @@ class V8_EXPORT_PRIVATE SimplifiedOperatorBuilder final
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|    const Operator* CheckNumber();
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|    const Operator* CheckSmi();
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|    const Operator* CheckString();
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| +  const Operator* CheckSymbol();
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|    const Operator* CheckReceiver();
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|  
 | 
|    const Operator* CheckedInt32Add();
 | 
| 
 |