fixup! fixup! dns: refactor cares_wrap internals

Author: jasnell

src/cares_wrap.cc

@@ -1183,7 +1183,7 @@ int ReverseTraits::Send(GetHostByAddrWrap* wrap, const char* name) {
       address_buffer,
       length,
       family,
-      wrap->Callback,
+      GetHostByAddrWrap::Callback,
       wrap->MakeCallbackPointer());
   return 0;
 }