93   if (object->IsJSReceiver()) return Handle<JSReceiver>::cast(object);  in ToObject()
309       } else if (y->IsJSReceiver() && !y->IsUndetectableObject()) {  in Equals()
327       } else if (y->IsJSReceiver() && !y->IsUndetectableObject()) {  in Equals()
343       } else if (y->IsJSReceiver() && !y->IsUndetectableObject()) {  in Equals()
355       } else if (y->IsJSReceiver() && !y->IsUndetectableObject()) {  in Equals()
367       } else if (y->IsJSReceiver() && !y->IsUndetectableObject()) {  in Equals()
375     } else if (x->IsJSReceiver() && !x->IsUndetectableObject()) {  in Equals()
376       if (y->IsJSReceiver()) {  in Equals()
682   if (!object->IsJSReceiver()) {  in CreateListFromArrayLike()
1108   if (!(handler_proto->IsJSReceiver() || handler_proto->IsNull())) {  in GetPrototype()
1461   if (heap_object->IsJSReceiver()) {  in GetRootMap()
1480   DCHECK(IsJSReceiver());  in GetHash()
1514   DCHECK(IsJSReceiver());  in GetSimpleHash()
1524   DCHECK(object->IsJSReceiver());  in GetOrCreateHash()
1636     if (constructor->IsJSReceiver()) {  in ArraySpeciesConstructor()
4191   if (!it->GetReceiver()->IsJSReceiver()) {  in SetSuperProperty()
5037   if (!target->IsJSReceiver()) {  in New()
5046   if (!handler->IsJSReceiver()) {  in New()
6365   if (!object->IsJSReceiver()) {  in DefineProperty()
6397   if (!object->IsJSReceiver()) {  in DefineProperties()
7339   if (!trap_result_obj->IsJSReceiver() && !trap_result_obj->IsUndefined()) {  in GetOwnPropertyDescriptor()
12865   DCHECK(value->IsJSReceiver());  in SetInstancePrototype()
12933   if (!value->IsJSReceiver()) {  in SetPrototype()
13103   DCHECK(prototype->IsJSReceiver());  in EnsureHasInitialMap()
13187   if (!prototype->IsJSReceiver()) {  in GetDerivedMap()
13202   DCHECK(prototype->IsJSReceiver());  in GetDerivedMap()
15499   DCHECK(value->IsJSReceiver() || value->IsNull());  in SetPrototype()
15626   if (!value->IsJSReceiver() && !value->IsNull()) return Just(true);  in SetPrototypeUnobserved()
19012   DCHECK(key->IsJSReceiver() || key->IsSymbol());  in Set()
19028   DCHECK(key->IsJSReceiver() || key->IsSymbol());  in Delete()