Remove update icon after user confirms download

chrome/browser/ui/ash/system_tray_delegate_chromeos.h

 // Copyright 2013 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 CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
 #define CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "ash/accessibility_types.h"
 #include "ash/system/tray/ime_info.h"
 #include "ash/system/tray/system_tray_delegate.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser_list_observer.h"
+#include "chromeos/dbus/update_engine_client.h"
 #include "components/prefs/pref_change_registrar.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "extensions/browser/app_window/app_window_registry.h"
 #include "ui/base/ime/chromeos/ime_keyboard.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 #include "ui/chromeos/ime/input_method_menu_manager.h"
 
 namespace ash {
 class SystemTrayNotifier;
 }
 
 namespace chromeos {
 
 class SystemTrayDelegateChromeOS
     : public ui::ime::InputMethodMenuManager::Observer,
       public ash::SystemTrayDelegate,
       public content::NotificationObserver,
       public input_method::InputMethodManager::Observer,
       public chrome::BrowserListObserver,
       public extensions::AppWindowRegistry::Observer,
-      public input_method::InputMethodManager::ImeMenuObserver {
+      public input_method::InputMethodManager::ImeMenuObserver,
+      public UpdateEngineClient::Observer {
  public:
   SystemTrayDelegateChromeOS();
   ~SystemTrayDelegateChromeOS() override;
 
   // Overridden from ash::SystemTrayDelegate:
   void Initialize() override;
   void ShowUserLogin() override;
   void GetCurrentIME(ash::IMEInfo* info) override;
   void GetAvailableIMEList(ash::IMEInfoList* list) override;
   void GetCurrentIMEProperties(ash::IMEPropertyInfoList* list) override;
@@ skipping 54 matching lines @@
       const AccessibilityStatusEventDetails& details);
 
   // input_method::InputMethodManager::ImeMenuObserver:
   void ImeMenuActivationChanged(bool is_active) override;
   void ImeMenuListChanged() override;
   void ImeMenuItemsChanged(
       const std::string& engine_id,
       const std::vector<input_method::InputMethodManager::MenuItem>& items)
       override;
 
+  // Overridden from UpdateEngineClient::Observer.
+  void OnUpdateOverCellularTargetSet(bool success) override;
+
   std::unique_ptr<content::NotificationRegistrar> registrar_;
   std::unique_ptr<PrefChangeRegistrar> user_pref_registrar_;
   Profile* user_profile_ = nullptr;
   int search_key_mapped_to_ = input_method::kSearchKey;
 
   std::unique_ptr<ash::NetworkingConfigDelegate> networking_config_delegate_;
   std::unique_ptr<AccessibilityStatusSubscription> accessibility_subscription_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegateChromeOS);
 };
 
 ash::SystemTrayDelegate* CreateSystemTrayDelegate();
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_