Revert "chromeos: Move files in //ash/common to //ash, part 2"

ash/shelf/shelf_tooltip_manager.h

-// Copyright 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_SHELF_SHELF_TOOLTIP_MANAGER_H_
-#define ASH_SHELF_SHELF_TOOLTIP_MANAGER_H_
-
-#include "ash/ash_export.h"
-#include "ash/shelf/wm_shelf_observer.h"
-#include "base/macros.h"
-#include "base/memory/weak_ptr.h"
-#include "base/timer/timer.h"
-#include "ui/events/event_handler.h"
-#include "ui/views/pointer_watcher.h"
-
-namespace views {
-class BubbleDialogDelegateView;
-class View;
-}
-
-namespace ash {
-class ShelfView;
-
-namespace test {
-class ShelfTooltipManagerTest;
-class ShelfViewTest;
-}
-
-// ShelfTooltipManager manages the tooltip bubble that appears for shelf items.
-class ASH_EXPORT ShelfTooltipManager : public ui::EventHandler,
-                                       public views::PointerWatcher,
-                                       public WmShelfObserver {
- public:
-  explicit ShelfTooltipManager(ShelfView* shelf_view);
-  ~ShelfTooltipManager() override;
-
-  // Initializes the tooltip manager once the shelf is shown.
-  void Init();
-
-  // Closes the tooltip.
-  void Close();
-
-  // Returns true if the tooltip is currently visible.
-  bool IsVisible() const;
-
-  // Returns the view to which the tooltip bubble is anchored. May be null.
-  views::View* GetCurrentAnchorView() const;
-
-  // Show the tooltip bubble for the specified view.
-  void ShowTooltip(views::View* view);
-  void ShowTooltipWithDelay(views::View* view);
-
-  // Set the timer delay in ms for testing.
-  void set_timer_delay_for_test(int timer_delay) { timer_delay_ = timer_delay; }
-
- protected:
-  // ui::EventHandler overrides:
-  void OnMouseEvent(ui::MouseEvent* event) override;
-
-  // views::PointerWatcher overrides:
-  void OnPointerEventObserved(const ui::PointerEvent& event,
-                              const gfx::Point& location_in_screen,
-                              views::Widget* target) override;
-
-  // WmShelfObserver overrides:
-  void WillChangeVisibilityState(ShelfVisibilityState new_state) override;
-  void OnAutoHideStateChanged(ShelfAutoHideState new_state) override;
-
- private:
-  class ShelfTooltipBubble;
-  friend class test::ShelfViewTest;
-  friend class test::ShelfTooltipManagerTest;
-
-  // A helper function to check for shelf visibility and view validity.
-  bool ShouldShowTooltipForView(views::View* view);
-
-  int timer_delay_;
-  base::OneShotTimer timer_;
-
-  ShelfView* shelf_view_;
-  views::BubbleDialogDelegateView* bubble_;
-
-  base::WeakPtrFactory<ShelfTooltipManager> weak_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(ShelfTooltipManager);
-};
-
-}  // namespace ash
-
-#endif  // ASH_SHELF_SHELF_TOOLTIP_MANAGER_H_