Revert "chromeos: Move files in //ash/common to //ash, part 1"

ash/system/tray/system_menu_button.h

Index: ash/system/tray/system_menu_button.h
diff --git a/ash/system/tray/system_menu_button.h b/ash/system/tray/system_menu_button.h
deleted file mode 100644
index c7a381e5e8f96daff1a204ff795d643d9bc6c9ee..0000000000000000000000000000000000000000
--- a/ash/system/tray/system_menu_button.h
+++ /dev/null
@@ -1,74 +0,0 @@
-// Copyright 2016 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_MENU_BUTTON_H_
-#define ASH_SYSTEM_TRAY_SYSTEM_MENU_BUTTON_H_
-
-#include "ash/resources/vector_icons/vector_icons.h"
-#include "ash/system/tray/tray_popup_ink_drop_style.h"
-#include "base/macros.h"
-#include "base/optional.h"
-#include "ui/gfx/image/image_skia.h"
-#include "ui/views/controls/button/button.h"
-#include "ui/views/controls/button/image_button.h"
-
-namespace ash {
-
-// A 48x48 image button with a material design ripple effect, which can be
-// used across Ash material design native UI menus.
-// TODO(tdanderson): Deprecate TrayPopupHeaderButton in favor of
-// SystemMenuButton once material design is enabled by default. See
-// crbug.com/614453.
-class SystemMenuButton : public views::ImageButton {
- public:
-  // Constructs the button with |listener| and a centered icon corresponding to
-  // |normal_icon| when button is enabled and |disabled_icon| when it is
-  // disabled. |ink_drop_style| specifies which flavor of the ink drop should be
-  // used. |accessible_name_id| corresponds to the string in ui::ResourceBundle
-  // to use for the button's accessible and tooltip text.
-  SystemMenuButton(views::ButtonListener* listener,
-                   TrayPopupInkDropStyle ink_drop_style,
-                   gfx::ImageSkia normal_icon,
-                   gfx::ImageSkia disabled_icon,
-                   int accessible_name_id);
-
-  // Similar to the above constructor. Just gets a single vector icon and
-  // creates the normal and disabled icons based on that using default menu icon
-  // colors.
-  SystemMenuButton(views::ButtonListener* listener,
-                   TrayPopupInkDropStyle ink_drop_style,
-                   const gfx::VectorIcon& icon,
-                   int accessible_name_id);
-  ~SystemMenuButton() override;
-
-  // Explicity sets the ink drop color. Otherwise the default value will be used
-  // by TrayPopupUtils::CreateInkDropRipple() and
-  // TrayPopupUtils::CreateInkDropHighlight().
-  void SetInkDropColor(SkColor color);
-
-  // views::ImageButton:
-  std::unique_ptr<views::InkDrop> CreateInkDrop() override;
-  std::unique_ptr<views::InkDropRipple> CreateInkDropRipple() const override;
-  std::unique_ptr<views::InkDropHighlight> CreateInkDropHighlight()
-      const override;
-  std::unique_ptr<views::InkDropMask> CreateInkDropMask() const override;
-
- private:
-  // Returns the size that the ink drop should be constructed with.
-  gfx::Size GetInkDropSize() const;
-
-  // Defines the flavor of ink drop ripple/highlight that should be constructed.
-  TrayPopupInkDropStyle ink_drop_style_;
-
-  // The color to use when creating the ink drop. If null the default color is
-  // used as defined by TrayPopupUtils::CreateInkDropRipple() and
-  // TrayPopupUtils::CreateInkDropHighlight().
-  base::Optional<SkColor> ink_drop_color_;
-
-  DISALLOW_COPY_AND_ASSIGN(SystemMenuButton);
-};
-
-}  // namespace ash
-
-#endif  // ASH_SYSTEM_TRAY_SYSTEM_MENU_BUTTON_H_