Change IPEndpoint::address() to return a net::IPAddress

net/socket/socks_client_socket.cc

Index: net/socket/socks_client_socket.cc
diff --git a/net/socket/socks_client_socket.cc b/net/socket/socks_client_socket.cc
index 69805bb6f3a9cbcc778aa7b3443a6b3bbaed7a22..3573d9bc143f40ed277ee4cf2d9e31563c98fab2 100644
--- a/net/socket/socks_client_socket.cc
+++ b/net/socket/socks_client_socket.cc
@@ -334,8 +334,9 @@ const std::string SOCKSClientSocket::BuildHandshakeWriteBuffer() const {
   //               more robust to try all the IP addresses we have before
   //               failing the connect attempt.
   CHECK_EQ(ADDRESS_FAMILY_IPV4, endpoint.GetFamily());
-  CHECK_LE(endpoint.address().size(), sizeof(request.ip));
-  memcpy(&request.ip, &endpoint.address()[0], endpoint.address().size());
+  CHECK_LE(endpoint.address_number().size(), sizeof(request.ip));
+  memcpy(&request.ip, &endpoint.address_number()[0],
+         endpoint.address_number().size());
 
   DVLOG(1) << "Resolved Host is : " << endpoint.ToStringWithoutPort();