Implement the spring charger replacement UI.

ash/system/tray/system_tray_delegate.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 ASH_SYSTEM_TRAY_SYSTEM_TRAY_DELEGATE_H_
 #define ASH_SYSTEM_TRAY_SYSTEM_TRAY_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 188 matching lines @@
 
   // Shows information about enterprise enrolled devices.
   virtual void ShowEnterpriseInfo() = 0;
 
   // Shows information about locally managed users.
   virtual void ShowLocallyManagedUserInfo() = 0;
 
   // Shows login UI to add other users to this session.
   virtual void ShowUserLogin() = 0;
 
+  // Shows the spring charger replacement dialog if necessary.
+  virtual void ShowSpringChargerReplacementDialog() = 0;
+
   // Attempts to shut down the system.
   virtual void ShutDown() = 0;
 
   // Attempts to sign out the user.
   virtual void SignOut() = 0;
 
   // Attempts to lock the screen.
   virtual void RequestLockScreen() = 0;
 
   // Attempts to restart the system for update.
@@ skipping 87 matching lines @@
   // Retrieves the session length limit. Returns |false| if no limit is set.
   virtual bool GetSessionLengthLimit(base::TimeDelta* session_length_limit) = 0;
 
   // Get the system tray menu size in pixels (dependent on the language).
   virtual int GetSystemTrayMenuWidth() = 0;
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_DELEGATE_H_