[CRD iOS] Consistent host list order and showing last online time

remoting/ios/facade/host_info.h

 // Copyright 2017 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 REMOTING_IOS_FACADE_HOST_INFO_H_
 #define REMOTING_IOS_FACADE_HOST_INFO_H_
 
 #include <string>
 #include <vector>
 
+#include "base/time/time.h"
 #include "base/values.h"
 
 namespace remoting {
 
 enum HostStatus { kHostStatusOnline, kHostStatusOffline };
 
 // |remoting::HostInfo| is an object containing the data from host list fetch
 // for transport in native code.
 struct HostInfo {
   HostInfo();
   HostInfo(const HostInfo& other);
   ~HostInfo();
 
   // Returns true if |host_info| is valid and initializes HostInfo.
   bool ParseHostInfo(const base::DictionaryValue& host_info);
 
   // Returns true if the chromoting host is ready to accept connections.
   bool IsReadyForConnection() const;
 
   std::string host_id;
   std::string host_jid;
   std::string host_name;
   std::string host_os;
   std::string host_os_version;
   std::string host_version;
   HostStatus status = kHostStatusOffline;
   std::string offline_reason;
   std::string public_key;
+  base::Time updated_time;
   std::vector<std::string> token_url_patterns;
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_IOS_FACADE_HOST_INFO_H_