Remove pre-MD code from PowerStatusView.

ash/common/system/chromeos/power/power_status.h

 // Copyright (c) 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 ASH_COMMON_SYSTEM_CHROMEOS_POWER_POWER_STATUS_H_
 #define ASH_COMMON_SYSTEM_CHROMEOS_POWER_POWER_STATUS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 174 matching lines @@
   // Returns a list of available power sources which the user may select.
   std::vector<PowerSource> GetPowerSources() const;
 
   // Returns the ID of the currently used power source, or an empty string if no
   // power source is selected.
   std::string GetCurrentPowerSourceID() const;
 
   // Returns information about the image that would be returned by
   // GetBatteryImage(). This can be cached and compared against future objects
   // returned by this method to avoid creating new images unnecessarily.
-  BatteryImageInfo GetBatteryImageInfo(IconSet icon_set) const;
+  BatteryImageInfo GetBatteryImageInfo() const;
 
   // A helper function called by GetBatteryImageInfo(). Populates the fields of
   // |info|.
   void CalculateBatteryImageInfo(BatteryImageInfo* info) const;
 
   // Creates a new image that should be shown for the battery's current state.
   gfx::ImageSkia GetBatteryImage(const BatteryImageInfo& info) const;
 
   // Returns an string describing the current state for accessibility.
   base::string16 GetAccessibleNameString(bool full_description) const;
@@ skipping 13 matching lines @@
 
   // Current state.
   power_manager::PowerSupplyProperties proto_;
 
   DISALLOW_COPY_AND_ASSIGN(PowerStatus);
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_SYSTEM_CHROMEOS_POWER_POWER_STATUS_H_