Make update over cellular an option for user

chromeos/dbus/fake_update_engine_client.h

 // Copyright (c) 2012 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 CHROMEOS_DBUS_FAKE_UPDATE_ENGINE_CLIENT_H_
 #define CHROMEOS_DBUS_FAKE_UPDATE_ENGINE_CLIENT_H_
 
 #include <queue>
 #include <string>
 
@@ skipping 20 matching lines @@
   void Rollback() override;
   void CanRollbackCheck(const RollbackCheckCallback& callback) override;
   Status GetLastStatus() override;
   void SetChannel(const std::string& target_channel,
                   bool is_powerwash_allowed) override;
   void GetChannel(bool get_current_channel,
                   const GetChannelCallback& callback) override;
   void GetEolStatus(const GetEolStatusCallback& callback) override;
   void SetUpdateOverCellularPermission(bool allowed,
                                        const base::Closure& callback) override;
-
+  void SetUpdateOverCellularTarget(const std::string& target_version,
+                                   int64_t target_size,
+                                   const SetTargetCallback& callback) override;
   // Pushes UpdateEngineClient::Status in the queue to test changing status.
   // GetLastStatus() returns the status set by this method in FIFO order.
   // See set_default_status().
   void PushLastStatus(const UpdateEngineClient::Status& status) {
     status_queue_.push(status);
   }
 
   // Sends status change notification.
   void NotifyObserversThatStatusChanged(
       const UpdateEngineClient::Status& status);
@@ skipping 34 matching lines @@
   bool can_rollback_stub_result_;
   int reboot_after_update_call_count_;
   int request_update_check_call_count_;
   int rollback_call_count_;
   int can_rollback_call_count_;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_FAKE_UPDATE_ENGINE_CLIENT_H_