Update mojo sdk to rev afb4440fd5a10cba980878c326180b7ad7960480

mojo/services/public/interfaces/network/network_service.mojom

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 module mojo;
 
 import "mojo/services/public/interfaces/network/cookie_store.mojom";
 import "mojo/services/public/interfaces/network/net_address.mojom";
 import "mojo/services/public/interfaces/network/network_error.mojom";
 import "mojo/services/public/interfaces/network/tcp_bound_socket.mojom";
 import "mojo/services/public/interfaces/network/tcp_connected_socket.mojom";
 import "mojo/services/public/interfaces/network/udp_socket.mojom";
 import "mojo/services/public/interfaces/network/url_loader.mojom";
 import "mojo/services/public/interfaces/network/web_socket.mojom";
 
 // TODO Darin suggfests that this should probably be two classes. One for
 // high-level origin-build requests like WebSockets and HTTP, and the other for
 // non-origin-bound low-level stuff like DNS, UDP, and TCP.
 interface NetworkService {
-  CreateURLLoader(URLLoader&? loader);
+  CreateURLLoader(URLLoader& loader);
 
-  GetCookieStore(CookieStore&? cookie_store);
+  GetCookieStore(CookieStore& cookie_store);
 
   CreateWebSocket(WebSocket& socket);
 
   // Creates a TCP socket bound to a given local address. This bound socket
   // can be used for creating a client or server socket on that local address.
   //
   // If you want to create a client socket to connect to a server and are in
   // the common case where you don't care about the local address it's bound
   // to, use CreateTCPConnectedSocket.
   //
@@ skipping 19 matching lines @@
   // to decide between IPv4 and IPv6 on a given system.
   CreateTCPConnectedSocket(NetAddress remote_address,
                            handle<data_pipe_consumer> send_stream,
                            handle<data_pipe_producer> receive_stream,
                            TCPConnectedSocket& client_socket)
       => (NetworkError result,
           NetAddress? local_address);
 
   CreateUDPSocket(UDPSocket& socket);
 };