[net] Make IPEndPoint::GetFamily() return AddressFamily and add GetSockAddrFamily() to be used when…

net/base/ip_endpoint.cc

Index: net/base/ip_endpoint.cc
diff --git a/net/base/ip_endpoint.cc b/net/base/ip_endpoint.cc
index 8dc8e9ace3571161b35cbda39403e2fdf1103793..923596e810cb352923d49f2d64cb22cefaef0416 100644
--- a/net/base/ip_endpoint.cc
+++ b/net/base/ip_endpoint.cc
@@ -34,7 +34,19 @@ IPEndPoint::IPEndPoint(const IPEndPoint& endpoint) {
   port_ = endpoint.port_;
 }
 
-int IPEndPoint::GetFamily() const {
+AddressFamily IPEndPoint::GetFamily() const {
+  switch (address_.size()) {
+    case kIPv4AddressSize:
+      return ADDRESS_FAMILY_IPV4;
+    case kIPv6AddressSize:
+      return ADDRESS_FAMILY_IPV6;
+    default:
+      NOTREACHED() << "Bad IP address";
+      return ADDRESS_FAMILY_UNSPECIFIED;
+  }
+}
+
+int IPEndPoint::GetSockAddrFamily() const {
   switch (address_.size()) {
     case kIPv4AddressSize:
       return AF_INET;