GetPrototypeForPrimitiveCheck  590 src/ast.cc                 oracle->GetPrototypeForPrimitiveCheck(check_type_));
GetPrototypeForPrimitiveCheck 6922 src/hydrogen.cc             oracle()->GetPrototypeForPrimitiveCheck(STRING_CHECK),
GetPrototypeForPrimitiveCheck  274 src/type-info.h   Handle<JSObject> GetPrototypeForPrimitiveCheck(CheckType check);