[mus+ash] Removes WmWindow from ash/wm/mru_window_tracker and overview mode

ash/wm/overview/window_selector_item.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_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_
 #define ASH_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_
 
 #include <memory>
 
 #include "ash/ash_export.h"
 #include "ash/wm/overview/scoped_transform_overview_window.h"
 #include "base/macros.h"
 #include "ui/aura/window_observer.h"
 #include "ui/gfx/geometry/insets.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/button/image_button.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/widget/widget.h"
 
+namespace aura {
+class Window;

[msw, 2017/05/23 22:50:25]

nit: not needed

[varkha, 2017/05/24 15:29:15]

Done.

+}
+
 namespace gfx {
 class SlideAnimation;
 }
 
 namespace views {
 class ImageButton;
 }
 
 namespace ash {
 
 class WindowSelector;
-class WmWindow;
 
 // This class represents an item in overview mode.
 class ASH_EXPORT WindowSelectorItem : public views::ButtonListener,
                                       public aura::WindowObserver {
  public:
   // An image button with a close window icon.
   class OverviewCloseButton : public views::ImageButton {
    public:
     explicit OverviewCloseButton(views::ButtonListener* listener);
     ~OverviewCloseButton() override;
 
     // Resets the listener so that the listener can go out of scope.
     void ResetListener() { listener_ = nullptr; }
 
    private:
     DISALLOW_COPY_AND_ASSIGN(OverviewCloseButton);
   };
 
-  WindowSelectorItem(WmWindow* window, WindowSelector* window_selector);
+  WindowSelectorItem(aura::Window* window, WindowSelector* window_selector);
   ~WindowSelectorItem() override;
 
-  WmWindow* GetWindow();
+  aura::Window* GetWindow();
 
   // Returns the root window on which this item is shown.
-  WmWindow* root_window() { return root_window_; }
+  aura::Window* root_window() { return root_window_; }
 
   // Returns true if |target| is contained in this WindowSelectorItem.
-  bool Contains(const WmWindow* target) const;
+  bool Contains(const aura::Window* target) const;
 
   // Restores and animates the managed window to its non overview mode state.
   void RestoreWindow();
 
   // Ensures that a possibly minimized window becomes visible after restore.
   void EnsureVisible();
 
   // Restores stacking of window captions above the windows, then fades out.
   void Shutdown();
 
@@ skipping 87 matching lines @@
 
   // Updates the accessibility name to match the window title.
   void UpdateAccessibilityName();
 
   // Fades out a window caption when exiting overview mode.
   void FadeOut(std::unique_ptr<views::Widget> widget);
 
   // Allows a test to directly set animation state.
   gfx::SlideAnimation* GetBackgroundViewAnimation();
 
-  WmWindow* GetOverviewWindowForMinimizedStateForTest();
+  aura::Window* GetOverviewWindowForMinimizedStateForTest();
 
   // True if the item is being shown in the overview, false if it's being
   // filtered.
   bool dimmed_;
 
   // The root window this item is being displayed on.
-  WmWindow* root_window_;
+  aura::Window* root_window_;
 
   // The contained Window's wrapper.
   ScopedTransformOverviewWindow transform_window_;
 
   // The target bounds this selector item is fit within.
   gfx::Rect target_bounds_;
 
   // True if running SetItemBounds. This prevents recursive calls resulting from
   // the bounds update when calling ::wm::RecreateWindowLayers to copy
   // a window layer for display on another monitor.
@@ skipping 29 matching lines @@
   // corners. This view can have its color and opacity animated. It has a layer
   // which is the only textured layer used by the |item_widget_|.
   RoundedContainerView* background_view_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowSelectorItem);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_