[Media Router] Add MediaSink subtypes

net/dns/mojo_host_struct_traits.cc

 // 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.
 
 #include "net/dns/mojo_host_struct_traits.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "net/base/address_list.h"
@@ skipping 51 matching lines @@
 
   *out = base::MakeUnique<net::HostResolver::RequestInfo>(
       net::HostPortPair(host.as_string(), data.port()));
   net::HostResolver::RequestInfo& request = **out;
   request.set_address_family(address_family);
   request.set_is_my_ip_address(data.is_my_ip_address());
   return true;
 }
 
 // static
+bool StructTraits<net::interfaces::IPAddressDataView, net::IPAddress>::Read(
+    net::interfaces::IPAddressDataView data,
+    net::IPAddress* out) {
+  std::vector<uint8_t> bytes;
+  if (!data.ReadAddress(&bytes))
+    return false;
+
+  *out = net::IPAddress(bytes);
+  return true;
+}
+
+// static
 bool StructTraits<net::interfaces::IPEndPointDataView, net::IPEndPoint>::Read(
     net::interfaces::IPEndPointDataView data,
     net::IPEndPoint* out) {
   std::vector<uint8_t> bytes;
   if (!data.ReadAddress(&bytes))
     return false;
 
   *out = net::IPEndPoint(net::IPAddress(bytes), data.port());
   return true;
 }
 
 // static
 bool StructTraits<net::interfaces::AddressListDataView, net::AddressList>::Read(
     net::interfaces::AddressListDataView data,
     net::AddressList* out) {
   return data.ReadAddresses(&out->endpoints());
 }
 
 }  // namespace mojo