Fix the low battery notification string from mins -> minutes.

ash/shell_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_SHELL_DELEGATE_H_
 #define ASH_SHELL_DELEGATE_H_
 
 #include <vector>
 
 #include "ash/ash_export.h"
@@ skipping 150 matching lines @@
 
   // Handles the Next Track Media shortcut key.
   virtual void HandleMediaNextTrack() = 0;
 
   // Handles the Play/Pause Toggle Media shortcut key.
   virtual void HandleMediaPlayPause() = 0;
 
   // Handles the Previous Track Media shortcut key.
   virtual void HandleMediaPrevTrack() = 0;
 
-  // Produces l10n-ed text of remaining time, e.g.: "13 mins left" or
-  // "13 Minuten übrig".
-  // Used, for example, to display the remaining battery life.
-  virtual string16 GetTimeRemainingString(base::TimeDelta delta) = 0;
-
   // Saves the zoom scale of the full screen magnifier.
   virtual void SaveScreenMagnifierScale(double scale) = 0;
 
   // Gets a saved value of the zoom scale of full screen magnifier. If a value
   // is not saved, return a negative value.
   virtual double GetSavedScreenMagnifierScale() = 0;
 
   // Creates a menu model of the context for the |root_window|.
   virtual ui::MenuModel* CreateContextMenu(aura::RootWindow* root_window) = 0;
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_DELEGATE_H_