Implement c-ares based dns resolver
diff --git a/binding.gyp b/binding.gyp
index d01e4f7..d47441b 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -734,7 +734,8 @@
'third_party/nanopb/pb_encode.c',
'src/core/ext/lb_policy/pick_first/pick_first.c',
'src/core/ext/lb_policy/round_robin/round_robin.c',
- 'src/core/ext/resolver/dns/native/dns_resolver.c',
+ 'src/core/ext/resolver/dns/c_ares/dns_resolver.c',
+ 'src/core/ext/resolver/dns/c_ares/grpc_ares_wrapper.c',
'src/core/ext/resolver/sockaddr/sockaddr_resolver.c',
'src/core/ext/load_reporting/load_reporting.c',
'src/core/ext/load_reporting/load_reporting_filter.c',