| Index: src/runtime.cc | 
| diff --git a/src/runtime.cc b/src/runtime.cc | 
| index dd36a53929aa18c5cd0207d3db7561e1196cfd41..107297c944701f3e3570145168d11b66b30bc3a7 100644 | 
| --- a/src/runtime.cc | 
| +++ b/src/runtime.cc | 
| @@ -1620,7 +1620,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_SetPrototype) { | 
| Handle<Object> new_value( | 
| GetPrototypeSkipHiddenPrototypes(isolate, *obj), isolate); | 
| if (!new_value->SameValue(*old_value)) { | 
| -      JSObject::EnqueueChangeRecord(obj, "prototype", | 
| +      JSObject::EnqueueChangeRecord(obj, "setPrototype", | 
| isolate->factory()->proto_string(), | 
| old_value); | 
| } | 
|  |