ui: Remove TouchStatus in favour of EventResult.

ash/system/tray/tray_event_filter.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_TRAY_EVENT_FILTER_H_
 #define ASH_SYSTEM_TRAY_TRAY_EVENT_FILTER_H_
 
 #include "base/basictypes.h"
 #include "ui/aura/event_filter.h"
 #include "ui/base/events/event.h"
@@ skipping 12 matching lines @@
 class TrayEventFilter : public aura::EventFilter {
  public:
   explicit TrayEventFilter(TrayBubbleWrapper* wrapper);
   virtual ~TrayEventFilter();
 
   // Overridden from aura::EventFilter.
   virtual bool PreHandleKeyEvent(aura::Window* target,
                                  ui::KeyEvent* event) OVERRIDE;
   virtual bool PreHandleMouseEvent(aura::Window* target,
                                    ui::MouseEvent* event) OVERRIDE;
-  virtual ui::TouchStatus PreHandleTouchEvent(aura::Window* target,
+  virtual ui::EventResult PreHandleTouchEvent(aura::Window* target,
                                               ui::TouchEvent* event) OVERRIDE;
   virtual ui::EventResult PreHandleGestureEvent(
       aura::Window* target,
       ui::GestureEvent* event) OVERRIDE;
 
  private:
   // Returns true if the event is handled.
   bool ProcessLocatedEvent(aura::Window* target,
                            const ui::LocatedEvent& event);
 
   TrayBubbleWrapper* wrapper_;
 
   DISALLOW_COPY_AND_ASSIGN(TrayEventFilter);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_TRAY_TRAY_EVENT_FILTER_H_