is_dns_running   1384 net/dns/host_resolver_impl.cc     return is_dns_running() || is_proc_running();
is_dns_running   1475 net/dns/host_resolver_impl.cc     DCHECK(!is_dns_running());
is_dns_running   1593 net/dns/host_resolver_impl.cc     DCHECK(is_dns_running());