Use uint16 for port numbers more pervasively.

chrome/browser/net/dns_probe_service.cc

Index: chrome/browser/net/dns_probe_service.cc
diff --git a/chrome/browser/net/dns_probe_service.cc b/chrome/browser/net/dns_probe_service.cc
index 46b23afb4ca7a366c47c059404141d85b5daaba1..38b79041382109fdcae18b684a76bc58f2fca825 100644
--- a/chrome/browser/net/dns_probe_service.cc
+++ b/chrome/browser/net/dns_probe_service.cc
@@ -19,7 +19,6 @@ using chrome_common_net::DnsProbeStatus;
 using net::DnsClient;
 using net::DnsConfig;
 using net::IPAddressNumber;
-using net::IPEndPoint;
 using net::ParseIPLiteralToNumber;
 using net::NetworkChangeNotifier;
 
@@ -37,11 +36,11 @@ const int kMaxResultAgeMs = 5000;
 const char kGooglePublicDns1[] = "8.8.8.8";
 const char kGooglePublicDns2[] = "8.8.4.4";
 
-IPEndPoint MakeDnsEndPoint(const std::string& dns_ip_literal) {
+net::IPEndPoint MakeDnsEndPoint(const std::string& dns_ip_literal) {
   IPAddressNumber dns_ip_number;
   bool rv = ParseIPLiteralToNumber(dns_ip_literal, &dns_ip_number);
   DCHECK(rv);
-  return IPEndPoint(dns_ip_number, net::dns_protocol::kDefaultPort);
+  return net::IPEndPoint(dns_ip_number, net::dns_protocol::kDefaultPort);
 }
 
 DnsProbeStatus EvaluateResults(DnsProbeRunner::Result system_result,