Remove net::IPAddressNumber.

net/quic/quic_socket_address_coder.cc

Index: net/quic/quic_socket_address_coder.cc
diff --git a/net/quic/quic_socket_address_coder.cc b/net/quic/quic_socket_address_coder.cc
index c0f528d5a4eb49bc54b8e9d2d7b4ab3df770761c..f0d213edef0337b60d440d213aa2f390260558ac 100644
--- a/net/quic/quic_socket_address_coder.cc
+++ b/net/quic/quic_socket_address_coder.cc
@@ -60,10 +60,10 @@ bool QuicSocketAddressCoder::Decode(const char* data, size_t length) {
   size_t ip_length;
   switch (address_family) {
     case kIPv4:
-      ip_length = kIPv4AddressSize;
+      ip_length = IPAddress::kIPv4AddressSize;
       break;
     case kIPv6:
-      ip_length = kIPv6AddressSize;
+      ip_length = IPAddress::kIPv6AddressSize;
       break;
     default:
       return false;