mash: Move most files in //ash/system/tray to //ash/common/system/tray

ash/system/tray/tray_item_more.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_TRAY_ITEM_MORE_H_
-#define ASH_SYSTEM_TRAY_TRAY_ITEM_MORE_H_
-
-#include "ash/system/tray/actionable_view.h"
-#include "base/macros.h"
-#include "ui/views/view.h"
-
-namespace views {
-class ImageView;
-class Label;
-class View;
-}
-
-namespace ash {
-class SystemTrayItem;
-
-// A view with a chevron ('>') on the right edge. Clicking on the view brings up
-// the detailed view of the tray-item that owns it.
-class TrayItemMore : public ActionableView {
- public:
-  TrayItemMore(SystemTrayItem* owner, bool show_more);
-  ~TrayItemMore() override;
-
-  SystemTrayItem* owner() const { return owner_; }
-
-  void SetLabel(const base::string16& label);
-  void SetImage(const gfx::ImageSkia* image_skia);
-  void SetAccessibleName(const base::string16& name);
-
- protected:
-  // Replaces the default icon (on the left of the label), and allows a custom
-  // view to be placed there. Once the default icon is replaced, |SetImage|
-  // should never be called.
-  void ReplaceIcon(views::View* view);
-
- private:
-  // Overridden from ActionableView.
-  bool PerformAction(const ui::Event& event) override;
-
-  // Overridden from views::View.
-  void Layout() override;
-  void GetAccessibleState(ui::AXViewState* state) override;
-
-  SystemTrayItem* owner_;
-  // True if |more_| should be shown.
-  bool show_more_;
-  views::ImageView* icon_;
-  views::Label* label_;
-  views::ImageView* more_;
-  base::string16 accessible_name_;
-
-  DISALLOW_COPY_AND_ASSIGN(TrayItemMore);
-};
-
-}  // namespace ash
-
-#endif  // ASH_SYSTEM_TRAY_TRAY_ITEM_MORE_H_