events: Clean up dispatching code for touch-events.

ui/aura/root_window.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 UI_AURA_ROOT_WINDOW_H_
 #define UI_AURA_ROOT_WINDOW_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 272 matching lines @@
  private:
   friend class Window;
   friend class CompositorLock;
 
   // Called whenever the mouse moves, tracks the current |mouse_moved_handler_|,
   // sending exited and entered events as its value changes.
   void HandleMouseMoved(const ui::MouseEvent& event, Window* target);
 
   bool ProcessMouseEvent(Window* target, ui::MouseEvent* event);
   bool ProcessKeyEvent(Window* target, ui::KeyEvent* event);
-  ui::TouchStatus ProcessTouchEvent(Window* target, ui::TouchEvent* event);
+  ui::EventResult ProcessTouchEvent(Window* target, ui::TouchEvent* event);
   ui::EventResult ProcessGestureEvent(Window* target,
                                       ui::GestureEvent* event);
   bool ProcessGestures(ui::GestureRecognizer::Gestures* gestures);
 
   // Called when a Window is attached or detached from the RootWindow.
   void OnWindowAddedToRootWindow(Window* window);
   void OnWindowRemovedFromRootWindow(Window* window);
 
   // Called when a window becomes invisible, either by being removed
   // from root window hierachy, via SetVisible(false) or being destroyed.
@@ skipping 107 matching lines @@
 
   CompositorLock* compositor_lock_;
   bool draw_on_compositor_unlock_;
 
   DISALLOW_COPY_AND_ASSIGN(RootWindow);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_ROOT_WINDOW_H_