Move low battery notification to Message Center.

ash/system/chromeos/power/power_status_view.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_CHROMEOS_POWER_POWER_STATUS_VIEW_H_
 #define ASH_SYSTEM_CHROMEOS_POWER_POWER_STATUS_VIEW_H_
 
 #include "ash/ash_export.h"
 #include "ash/system/chromeos/power/power_status.h"
 #include "ui/views/view.h"
 
 namespace views {
 class ImageView;
 class Label;
 }
 
 namespace ash {
 
 class ASH_EXPORT PowerStatusView : public views::View,
                                    public PowerStatus::Observer {
  public:
-  enum ViewType {
-    VIEW_DEFAULT,
-    VIEW_NOTIFICATION
-  };
-
-  PowerStatusView(ViewType view_type, bool default_view_right_align);
+  PowerStatusView(bool default_view_right_align);
   ~PowerStatusView() override;
 
   // Overridden from views::View.
   gfx::Size GetPreferredSize() const override;
   int GetHeightForWidth(int width) const override;
   void Layout() override;
 
   // Overridden from PowerStatus::Observer.
   void OnPowerStatusChanged() override;
 
  private:
-  friend class PowerStatusDefaultViewTest;
-  friend class PowerStatusNotificationViewTest;
+  friend class PowerStatusViewTest;
 
-  void LayoutDefaultView();
-  void LayoutNotificationView();
-  void UpdateTextForDefaultView();
-  void UpdateTextForNotificationView();
+  void LayoutView();
+  void UpdateText();
 
   // Overridden from views::View.
   void ChildPreferredSizeChanged(views::View* child) override;
 
   // Layout default view UI items on the right side of system tray pop up item
   // if true; otherwise, layout the UI items on the left side.
   bool default_view_right_align_;
 
-  // Labels used only for VIEW_NOTIFICATION.
-  views::Label* status_label_;
-  views::Label* time_label_;
-
-  // Labels used only for VIEW_DEFAULT.
   views::Label* time_status_label_;
   views::Label* percentage_label_;
 
   // Battery status indicator icon.
   views::ImageView* icon_;
 
-  ViewType view_type_;
-
   DISALLOW_COPY_AND_ASSIGN(PowerStatusView);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_CHROMEOS_POWER_POWER_STATUS_VIEW_H_