Replace views::MouseEvent with ui::MouseEvent

ash/system/tray/system_tray.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_SYSTEM_TRAY_SYSTEM_TRAY_H_
 #define ASH_SYSTEM_TRAY_SYSTEM_TRAY_H_
 
 #include "ash/ash_export.h"
 #include "ash/system/power/power_supply_status.h"
 #include "ash/system/tray/tray_background_view.h"
@@ skipping 180 matching lines @@
   // |notification_items_|, or destroys it if there are no notification items.
   void UpdateNotificationBubble();
 
   // Called when the anchor (tray or bubble) may have moved or changed.
   void UpdateNotificationAnchor();
 
   // Overridden from internal::ActionableView.
   virtual bool PerformAction(const ui::Event& event) OVERRIDE;
 
   // Overridden from views::View.
-  virtual void OnMouseEntered(const views::MouseEvent& event) OVERRIDE;
-  virtual void OnMouseExited(const views::MouseEvent& event) OVERRIDE;
+  virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
+  virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
   virtual void AboutToRequestFocusFromTabTraversal(bool reverse) OVERRIDE;
   virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
   virtual void OnPaintFocusBorder(gfx::Canvas* canvas) OVERRIDE;
 
   // Owned items.
   ScopedVector<SystemTrayItem> items_;
 
   // Pointers to members of |items_|.
   SystemTrayItem* detailed_item_;
   std::vector<SystemTrayItem*> notification_items_;
@@ skipping 36 matching lines @@
   // Set to true when system notifications should be hidden (e.g. web
   // notification bubble is visible).
   bool hide_notifications_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemTray);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_H_