Cross Reference: /external/grpc-grpc/test/cpp/naming/utils

`Name`	`Date`	`Size`
Up to higher level directory
`BUILD`	22-Oct-2020	`1.1K`
`dns_resolver.py`	22-Oct-2020	`1.9K`
`dns_server.py`	22-Oct-2020	`5.4K`
`tcp_connect.py`	22-Oct-2020	`1.3K`