| Index: src/lookup.h
 | 
| diff --git a/src/lookup.h b/src/lookup.h
 | 
| index d0ee6cb54dfc589ff68eb6718677868f3bf939b6..bdce364f39444c2916dad953f55b68cb3866d9f3 100644
 | 
| --- a/src/lookup.h
 | 
| +++ b/src/lookup.h
 | 
| @@ -216,6 +216,7 @@ class LookupIterator final BASE_EMBEDDED {
 | 
|    void ApplyTransitionToDataProperty();
 | 
|    void ReconfigureDataProperty(Handle<Object> value,
 | 
|                                 PropertyAttributes attributes);
 | 
| +  void Delete();
 | 
|    void TransitionToAccessorProperty(AccessorComponent component,
 | 
|                                      Handle<Object> accessor,
 | 
|                                      PropertyAttributes attributes);
 | 
| 
 |