ui: Remove TouchStatus in favour of EventResult.

ash/display/mouse_cursor_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_DISPLAY_MOUSE_CURSOR_EVENT_FILTER_H
 #define ASH_DISPLAY_MOUSE_CURSOR_EVENT_FILTER_H
 
 #include "ash/ash_export.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
@@ skipping 33 matching lines @@
   // Shows/Hide the indicator for window dragging. The |from|
   // is the window where the dragging started.
   void ShowSharedEdgeIndicator(const aura::RootWindow* from);
   void HideSharedEdgeIndicator();
 
   // 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(
+  virtual ui::EventResult PreHandleTouchEvent(
       aura::Window* target,
       ui::TouchEvent* event) OVERRIDE;
   virtual ui::EventResult PreHandleGestureEvent(
       aura::Window* target,
       ui::GestureEvent* event) OVERRIDE;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(MouseCursorEventFilterTest, SetMouseWarpModeFlag);
   FRIEND_TEST_ALL_PREFIXES(MouseCursorEventFilterTest, WarpMouse);
   FRIEND_TEST_ALL_PREFIXES(MouseCursorEventFilterTest,
@@ skipping 33 matching lines @@
   // another display.
   scoped_ptr<SharedDisplayEdgeIndicator> shared_display_edge_indicator_;
 
   DISALLOW_COPY_AND_ASSIGN(MouseCursorEventFilter);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_MOUSE_CURSOR_EVENT_FILTER_H