Convert Aura to use ui::Event.

ash/tooltips/tooltip_controller.h

 // Copyright (c) 2012 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_TOOLTIPS_TOOLTIP_CONTROLLER_H_
 #define ASH_TOOLTIPS_TOOLTIP_CONTROLLER_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "base/timer.h"
 #include "ui/aura/client/tooltip_client.h"
 #include "ui/aura/event_filter.h"
 #include "ui/aura/window_observer.h"
 #include "ash/ash_export.h"
 #include "ui/gfx/point.h"
 
 namespace aura {
-class KeyEvent;
-class MouseEvent;
-class TouchEvent;
 class Window;
 namespace client {
 class DragDropClient;
 }
 }
 
 namespace ash {
 
 namespace test {
 class TooltipControllerTest;
 }  // namespace test
 
 namespace internal {
 
 // TooltipController provides tooltip functionality for aura shell.
 class ASH_EXPORT TooltipController : public aura::client::TooltipClient,
                                      public aura::EventFilter,
                                      public aura::WindowObserver {
  public:
   explicit TooltipController(aura::client::DragDropClient* drag_drop_client);
   virtual ~TooltipController();
 
   // Overridden from aura::client::TooltipClient.
   virtual void UpdateTooltip(aura::Window* target) OVERRIDE;
   virtual void SetTooltipsEnabled(bool enable) OVERRIDE;
 
   // Overridden from aura::EventFilter.
   virtual bool PreHandleKeyEvent(aura::Window* target,
-                                 aura::KeyEvent* event) OVERRIDE;
+                                 ui::KeyEvent* event) OVERRIDE;
   virtual bool PreHandleMouseEvent(aura::Window* target,
-                                   aura::MouseEvent* event) OVERRIDE;
-  virtual ui::TouchStatus PreHandleTouchEvent(aura::Window* target,
-                                              aura::TouchEvent* event) OVERRIDE;
+                                   ui::MouseEvent* event) OVERRIDE;
+  virtual ui::TouchStatus PreHandleTouchEvent(
+      aura::Window* target,
+      ui::TouchEventImpl* event) OVERRIDE;
   virtual ui::GestureStatus PreHandleGestureEvent(aura::Window* target,
-      aura::GestureEvent* event) OVERRIDE;
+      ui::GestureEventImpl* event) OVERRIDE;
 
   // Overridden from aura::WindowObserver.
   virtual void OnWindowDestroyed(aura::Window* window) OVERRIDE;
 
  private:
   friend class ash::test::TooltipControllerTest;
 
   class Tooltip;
 
   // Trims the tooltip to fit, setting |text| to the clipped result,
@@ skipping 44 matching lines @@
 
   bool tooltips_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(TooltipController);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_TOOLTIPS_TOOLTIP_CONTROLLER_H_