src: remove unused function in cares_wrap.cc

PR-URL: #26429
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: gengjiawen

src/cares_wrap.cc

@@ -162,9 +162,7 @@ class ChannelWrap : public AsyncWrap {
 
   inline uv_timer_t* timer_handle() { return timer_handle_; }
   inline ares_channel cares_channel() { return channel_; }
-  inline bool query_last_ok() const { return query_last_ok_; }
   inline void set_query_last_ok(bool ok) { query_last_ok_ = ok; }
-  inline bool is_servers_default() const { return is_servers_default_; }
   inline void set_is_servers_default(bool is_default) {
     is_servers_default_ = is_default;
   }