VisitExternalReferences 8002 src/objects.cc   VisitExternalReferences(p, p + 1);
VisitExternalReferences 8849 src/objects.h    virtual void VisitExternalReferences(Address* start, Address* end) {}
VisitExternalReferences 8854 src/objects.h      VisitExternalReferences(p, p + 1);
VisitExternalReferences  346 src/serialize.h   virtual void VisitExternalReferences(Address* start, Address* end) {
VisitExternalReferences  510 src/serialize.h     void VisitExternalReferences(Address* start, Address* end);