WIP: Prototype OOP V8 PAC.

net/dns/host_resolver.mojom

+// Copyright 2015 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 net.dns;
+
+struct RequestInfo {
+  string host_port_pair;
+  int32 address_family;
+  // ...
+};
+
+struct AddressList {
+  // Also send the port?
+  array<array<uint8>> addresses;
+  string canonical_name;
+};
+
+interface Resolver {
+  Resolve(RequestInfo request_info, ResolveRequestClient client);
+};
+
+interface ResolverClient {
+};
+
+interface ResolveRequestClient {
+  ReportResult(AddressList result);
+  ReportError(int32 error);
+  // AppendLog(???);
+};