ui: Remove TouchStatus in favour of EventResult.

ash/wm/shelf_layout_manager.cc

Index: ash/wm/shelf_layout_manager.cc
diff --git a/ash/wm/shelf_layout_manager.cc b/ash/wm/shelf_layout_manager.cc
index fe5c84f71e3331c1c2e47aacd4a8d9204ce65689..29a73b03cd42186834e53cd9ab4528f3250d22a3 100644
--- a/ash/wm/shelf_layout_manager.cc
+++ b/ash/wm/shelf_layout_manager.cc
@@ -78,7 +78,7 @@ class ShelfLayoutManager::AutoHideEventFilter : public aura::EventFilter {
                                  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(
@@ -123,10 +123,10 @@ bool ShelfLayoutManager::AutoHideEventFilter::PreHandleMouseEvent(
   return false;  // Not handled.
 }
 
-ui::TouchStatus ShelfLayoutManager::AutoHideEventFilter::PreHandleTouchEvent(
+ui::EventResult ShelfLayoutManager::AutoHideEventFilter::PreHandleTouchEvent(
     aura::Window* target,
     ui::TouchEvent* event) {
-  return ui::TOUCH_STATUS_UNKNOWN;  // Not handled.
+  return ui::ER_UNHANDLED;  // Not handled.
 }
 
 ui::EventResult