Update some callers to use more direct ways of constructing IPAddress from well known literals.

net/tools/quic/quic_client.cc

Index: net/tools/quic/quic_client.cc
diff --git a/net/tools/quic/quic_client.cc b/net/tools/quic/quic_client.cc
index 04b7d2f50352c0a17c11b1a595892954cbf5162f..8f9da4fe3aa30ec4f1f4bdc584b579b5a58762a4 100644
--- a/net/tools/quic/quic_client.cc
+++ b/net/tools/quic/quic_client.cc
@@ -149,10 +149,9 @@ bool QuicClient::CreateUDPSocketAndBind() {
   if (bind_to_address_.size() != 0) {
     client_address = IPEndPoint(bind_to_address_, local_port_);
   } else if (server_address_.GetSockAddrFamily() == AF_INET) {
-    client_address = IPEndPoint(IPAddress(0, 0, 0, 0), local_port_);
+    client_address = IPEndPoint(IPAddress::IPv4AllZeros(), local_port_);
   } else {
-    IPAddress any6;
-    CHECK(any6.AssignFromIPLiteral("::"));
+    IPAddress any6 = IPAddress::IPv6AllZeros();
     client_address = IPEndPoint(any6, local_port_);
   }