events: Clean up dispatching code for touch-events.

content/browser/renderer_host/render_widget_host_view_aura.cc

Index: content/browser/renderer_host/render_widget_host_view_aura.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc
index 8d4124abd4fb984d70cc79530b59edb662f318ce..b5905bc84b14a805be1dc43187064e9e22a0845b 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc
@@ -111,15 +111,6 @@ BOOL CALLBACK ShowWindowsCallback(HWND window, LPARAM param) {
 }
 #endif
 
-ui::TouchStatus DecideTouchStatus(const WebKit::WebTouchEvent& event,
-                                  WebKit::WebTouchPoint* point) {
-  if (event.type == WebKit::WebInputEvent::TouchEnd &&
-      event.touchesLength == 0)
-    return ui::TOUCH_STATUS_QUEUED_END;
-
-  return ui::TOUCH_STATUS_QUEUED;
-}
-
 void UpdateWebTouchEventAfterDispatch(WebKit::WebTouchEvent* event,
                                       WebKit::WebTouchPoint* point) {
   if (point->state != WebKit::WebTouchPoint::StateReleased)
@@ -1546,8 +1537,7 @@ ui::EventResult RenderWidgetHostViewAura::OnMouseEvent(ui::MouseEvent* event) {
   return ui::ER_HANDLED;
 }
 
-ui::TouchStatus RenderWidgetHostViewAura::OnTouchEvent(
-    ui::TouchEvent* event) {
+ui::EventResult RenderWidgetHostViewAura::OnTouchEvent(ui::TouchEvent* event) {
   TRACE_EVENT0("browser", "RenderWidgetHostViewAura::OnTouchEvent");
   // Update the touch event first.
   WebKit::WebTouchPoint* point = UpdateWebTouchEvent(event,
@@ -1558,10 +1548,10 @@ ui::TouchStatus RenderWidgetHostViewAura::OnTouchEvent(
   if (point && host_->has_touch_handler()) {
     host_->ForwardTouchEvent(touch_event_);
     UpdateWebTouchEventAfterDispatch(&touch_event_, point);
-    return DecideTouchStatus(touch_event_, point);
+    return ui::ER_ASYNC;
   }
 
-  return ui::TOUCH_STATUS_UNKNOWN;
+  return ui::ER_UNHANDLED;
 }
 
 ui::EventResult RenderWidgetHostViewAura::OnGestureEvent(