857       HeapObject* heap_object;  in VisitPointers()  local
858       if ((*p)->ToWeakHeapObject(&heap_object) ||  in VisitPointers()
859           (*p)->ToStrongHeapObject(&heap_object)) {  in VisitPointers()
861                                        heap_object, index * kPointerSize);  in VisitPointers()
1420     HeapObject* heap_object;  in ExtractWeakArrayReferences()  local
1421     if (object->ToWeakHeapObject(&heap_object)) {  in ExtractWeakArrayReferences()
1422       SetWeakReference(array, entry, i, heap_object,  in ExtractWeakArrayReferences()
1424     } else if (object->ToStrongHeapObject(&heap_object)) {  in ExtractWeakArrayReferences()
1425       SetInternalReference(array, entry, i, heap_object,  in ExtractWeakArrayReferences()
2232       HeapObject* heap_object = HeapObject::cast(*object);  in FillRetainedObjects()  local
2233       info->push_back(heap_object);  in FillRetainedObjects()
2234       in_groups_.Insert(heap_object);  in FillRetainedObjects()