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

ash/wm_window.h

 // 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_WM_WINDOW_H_
 #define ASH_WM_WINDOW_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 13 matching lines @@
 }
 
 namespace gfx {
 class Point;
 class Rect;
 class Size;
 class Transform;
 }
 
 namespace ui {
-class EventHandler;
 class Layer;
 }
 
 namespace ash {
 
 class ImmersiveFullscreenController;
 class RootWindowController;
 class WmTransientWindowObserver;
 enum class WmWindowProperty;
 
@@ skipping 197 matching lines @@
   void StackChildAtBottom(WmWindow* child);
   void StackChildAbove(WmWindow* child, WmWindow* target);
   void StackChildBelow(WmWindow* child, WmWindow* target);
 
   void SetAlwaysOnTop(bool value);
   bool IsAlwaysOnTop() const;
 
   void Hide();
   void Show();
 
-  // Requests the window to close and destroy itself. This is intended to
-  // forward to an associated widget.
-  void CloseWidget();
-
   void SetFocused();
   bool IsFocused() const;
 
   bool IsActive() const;
   void Activate();
   void Deactivate();
 
   void SetFullscreen(bool fullscreen);
 
   void Maximize();
@@ skipping 17 matching lines @@
   // snaps the layer associated with this window to the layer associated with
   // the ancestor.
   void SnapToPixelBoundaryIfNecessary();
 
   // Makes the hit region for children slightly larger for easier resizing.
   void SetChildrenUseExtendedHitRegion();
 
   void AddTransientWindowObserver(WmTransientWindowObserver* observer);
   void RemoveTransientWindowObserver(WmTransientWindowObserver* observer);
 
-  // Adds or removes a handler to receive events targeted at this window, before
-  // this window handles the events itself; the handler does not recieve events
-  // from embedded windows. This only supports windows with internal widgets;
-  // see ash::GetInternalWidgetForWindow(). Ownership of the handler is not
-  // transferred.
-  //
-  // Also note that the target of these events is always an aura::Window.
-  void AddLimitedPreTargetHandler(ui::EventHandler* handler);
-  void RemoveLimitedPreTargetHandler(ui::EventHandler* handler);
-
  private:
   explicit WmWindow(aura::Window* window);
 
   // ::wm::TransientWindowObserver overrides:
   void OnTransientChildAdded(aura::Window* window,
                              aura::Window* transient) override;
   void OnTransientChildRemoved(aura::Window* window,
                                aura::Window* transient) override;
 
   aura::Window* window_;
 
   bool added_transient_observer_ = false;
   base::ObserverList<WmTransientWindowObserver> transient_observers_;
 
   // If true child windows should get a slightly larger hit region to make
   // resizing easier.
   bool children_use_extended_hit_region_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(WmWindow);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_WINDOW_H_