[mus+ash] Removes WmWindow from ash/accelerators

ash/accelerators/accelerator_router.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_ACCELERATORS_ACCELERATOR_ROUTER_H_
 #define ASH_ACCELERATORS_ACCELERATOR_ROUTER_H_
 
 #include "ash/ash_export.h"
 #include "base/macros.h"
 #include "base/time/time.h"
 
+namespace aura {
+class Window;
+}
+
 namespace ui {
 class Accelerator;
 class KeyEvent;
 }
 
 namespace ash {
 
-class WmWindow;
-
 // AcceleratorRouter does a minimal amount of processing before routing the
 // accelerator to the AcceleratorController. AcceleratorRouter may also decide
 // not to process certain accelerators.
 class ASH_EXPORT AcceleratorRouter {
  public:
   AcceleratorRouter();
   ~AcceleratorRouter();
 
   // Returns true if event should be consumed. |target| is the target of the
   // event.
-  bool ProcessAccelerator(WmWindow* target,
+  bool ProcessAccelerator(aura::Window* target,
                           const ui::KeyEvent& event,
                           const ui::Accelerator& accelerator);
 
  private:
   // Returns true if the window should be allowed a chance to handle
   // system keys.
-  bool CanConsumeSystemKeys(WmWindow* target, const ui::KeyEvent& event);
+  bool CanConsumeSystemKeys(aura::Window* target, const ui::KeyEvent& event);
 
   // Returns true if the |accelerator| should be processed now.
-  bool ShouldProcessAcceleratorNow(WmWindow* target,
+  bool ShouldProcessAcceleratorNow(aura::Window* target,
                                    const ui::KeyEvent& event,
                                    const ui::Accelerator& accelerator);
 
   // Records a histogram on how long the "Search" key is held when a user
   // presses an accelerator that involes the "Search" key.
   void RecordSearchKeyStats(const ui::Accelerator& accelerator);
 
   enum SearchKeyState { RELEASED = 0, PRESSED, RECORDED };
   SearchKeyState search_key_state_ = RELEASED;
   base::TimeTicks search_key_pressed_timestamp_;
 
   DISALLOW_COPY_AND_ASSIGN(AcceleratorRouter);
 };
 
 }  // namespace ash
 
 #endif  // ASH_ACCELERATORS_ACCELERATOR_ROUTER_H_