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

ash/shell_port.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_SHELL_PORT_H_
 #define ASH_SHELL_PORT_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 94 matching lines @@
   // which corresponds to internal displays on devices with integrated displays.
   // TODO(mash): Remove when DisplayManager has been moved. crbug.com/622480
   virtual display::Display GetFirstDisplay() const = 0;
 
   // Returns true if the first window shown on first run should be
   // unconditionally maximized, overriding the heuristic that normally chooses
   // the window size.
   bool IsForceMaximizeOnFirstRun();
 
   // Sets work area insets of the display containing |window|, pings observers.
-  virtual void SetDisplayWorkAreaInsets(WmWindow* window,
+  virtual void SetDisplayWorkAreaInsets(aura::Window* window,
                                         const gfx::Insets& insets) = 0;
 
   // Returns true if a system-modal dialog window is currently open.
   bool IsSystemModalWindowOpen();
 
   // Creates a modal background (a partially-opaque fullscreen window) on all
   // displays for |window|.
   void CreateModalBackground(aura::Window* window);
 
   // Called when a modal window is removed. It will activate another modal
@@ skipping 38 matching lines @@
       std::unique_ptr<WindowResizer> next_window_resizer,
       wm::WindowState* window_state) = 0;
 
   virtual std::unique_ptr<WindowCycleEventFilter>
   CreateWindowCycleEventFilter() = 0;
 
   virtual std::unique_ptr<wm::TabletModeEventHandler>
   CreateTabletModeEventHandler() = 0;
 
   virtual std::unique_ptr<WorkspaceEventHandler> CreateWorkspaceEventHandler(
-      WmWindow* workspace_window) = 0;
+      aura::Window* workspace_window) = 0;
 
   virtual std::unique_ptr<ScopedDisableInternalMouseAndKeyboard>
   CreateScopedDisableInternalMouseAndKeyboard() = 0;
 
   virtual std::unique_ptr<ImmersiveFullscreenController>
   CreateImmersiveFullscreenController() = 0;
 
   // Creates the KeyboardUI. This is called early on.
   virtual std::unique_ptr<KeyboardUI> CreateKeyboardUI() = 0;
 
@@ skipping 64 matching lines @@
   static ShellPort* instance_;
 
   base::ObserverList<LockStateObserver> lock_state_observers_;
 
   bool simulate_modal_window_open_for_testing_ = false;
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_PORT_H_