| Index: src/lookup.h
 | 
| diff --git a/src/lookup.h b/src/lookup.h
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| index 9881659b26168b0dbbb1ef77fdecc0d4c9ee5920..2fcf46429d6ddb41a500003f2fa3902333b5db3c 100644
 | 
| --- a/src/lookup.h
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| +++ b/src/lookup.h
 | 
| @@ -216,6 +216,7 @@ class LookupIterator final BASE_EMBEDDED {
 | 
|    void ApplyTransitionToDataProperty();
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|    void ReconfigureDataProperty(Handle<Object> value,
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|                                 PropertyAttributes attributes);
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| +  void Delete();
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|    void TransitionToAccessorProperty(AccessorComponent component,
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|                                      Handle<Object> accessor,
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|                                      PropertyAttributes attributes);
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| 
 |