45   V8_WARN_UNUSED_RESULT MaybeHandle<JSObject> StructureWalk(
46       Handle<JSObject> object);
49   V8_WARN_UNUSED_RESULT inline MaybeHandle<JSObject> VisitElementOrProperty(  in VisitElementOrProperty()
50       Handle<JSObject> object, Handle<JSObject> value) {  in VisitElementOrProperty()
57     MaybeHandle<JSObject> copy_of_value = StructureWalk(value);  in VisitElementOrProperty()
71 MaybeHandle<JSObject> JSObjectWalkVisitor<ContextObject>::StructureWalk(  in StructureWalk()
72     Handle<JSObject> object) {  in StructureWalk()
82       return MaybeHandle<JSObject>();  in StructureWalk()
87     JSObject::MigrateInstance(object);  in StructureWalk()
90   Handle<JSObject> copy;  in StructureWalk()
123           Handle<JSObject> value(JSObject::cast(raw), isolate);  in StructureWalk()
125               isolate, value, VisitElementOrProperty(copy, value), JSObject);  in StructureWalk()
141         Handle<JSObject> value(JSObject::cast(raw), isolate);  in StructureWalk()
143             isolate, value, VisitElementOrProperty(copy, value), JSObject);  in StructureWalk()
167           Handle<JSObject> value(JSObject::cast(raw), isolate);  in StructureWalk()
169               isolate, value, VisitElementOrProperty(copy, value), JSObject);  in StructureWalk()
182         Handle<JSObject> value(JSObject::cast(raw), isolate);  in StructureWalk()
184             isolate, value, VisitElementOrProperty(copy, value), JSObject);  in StructureWalk()
222   bool ShouldCreateMemento(Handle<JSObject> object) { return false; }  in ShouldCreateMemento()
224                         Handle<JSObject> object) {}  in ExitScope()
272   void ExitScope(Handle<AllocationSite> scope_site, Handle<JSObject> object) {  in ExitScope()
291 MaybeHandle<JSObject> DeepWalk(Handle<JSObject> object,  in DeepWalk()
294   MaybeHandle<JSObject> result = v.StructureWalk(object);  in DeepWalk()
295   Handle<JSObject> for_assert;  in DeepWalk()
300 MaybeHandle<JSObject> DeepWalk(Handle<JSObject> object,  in DeepWalk()
303   MaybeHandle<JSObject> result = v.StructureWalk(object);  in DeepWalk()
304   Handle<JSObject> for_assert;  in DeepWalk()
309 MaybeHandle<JSObject> DeepCopy(Handle<JSObject> object,  in DeepCopy()
313   MaybeHandle<JSObject> copy = v.StructureWalk(object);  in DeepCopy()
314   Handle<JSObject> for_assert;  in DeepCopy()
320   static Handle<JSObject> Create(Isolate* isolate,  in Create()
345     Handle<JSObject> boilerplate =  in Create()
352     if (!use_fast_elements) JSObject::NormalizeElements(boilerplate);  in Create()
372         JSObject::SetOwnElementIgnoreAttributes(boilerplate, element_index,  in Create()
378         JSObject::SetOwnPropertyIgnoreAttributes(boilerplate, name, value, NONE)  in Create()
386       JSObject::MigrateSlowToFast(boilerplate,  in Create()
395   static Handle<JSObject> Create(Isolate* isolate,  in Create()
481 MaybeHandle<JSObject> CreateLiteralWithoutAllocationSite(  in CreateLiteralWithoutAllocationSite()
483   Handle<JSObject> literal =  in CreateLiteralWithoutAllocationSite()
488     RETURN_ON_EXCEPTION(isolate, DeepWalk(literal, &update_context), JSObject);  in CreateLiteralWithoutAllocationSite()
494 MaybeHandle<JSObject> CreateLiteral(Isolate* isolate,  in CreateLiteral()
504   Handle<JSObject> boilerplate;  in CreateLiteral()
508     boilerplate = Handle<JSObject>(site->boilerplate(), isolate);  in CreateLiteral()
525                         JSObject);  in CreateLiteral()
538   MaybeHandle<JSObject> copy =  in CreateLiteral()