Implement utility-side host resolver Mojo client.

net/dns/mojo_type_converters.h

 // 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.
 
 #ifndef NET_DNS_MOJO_TYPE_CONVERTERS_H_
 #define NET_DNS_MOJO_TYPE_CONVERTERS_H_
 
 #include "net/dns/host_resolver.h"
 #include "net/interfaces/host_resolver_service.mojom.h"
 
 namespace mojo {
 
 template <>
 struct TypeConverter<net::HostResolver::RequestInfo,
                      net::interfaces::HostResolverRequestInfo> {
   static net::HostResolver::RequestInfo Convert(
       const net::interfaces::HostResolverRequestInfo& obj);
 };
 
 template <>
+struct TypeConverter<net::interfaces::HostResolverRequestInfoPtr,
+                     net::HostResolver::RequestInfo> {
+  static net::interfaces::HostResolverRequestInfoPtr Convert(
+      const net::HostResolver::RequestInfo& obj);
+};
+
+template <>
 struct TypeConverter<net::interfaces::AddressListPtr, net::AddressList> {
   static net::interfaces::AddressListPtr Convert(const net::AddressList& obj);
 };
 
 template <>
 struct TypeConverter<net::AddressList, net::interfaces::AddressList> {
   static net::AddressList Convert(const net::interfaces::AddressList& obj);
 };
 
 }  // namespace mojo
 
 #endif  // NET_DNS_MOJO_TYPE_CONVERTERS_H_