events: Inlcude the event-phase and event-result in Event.

ui/base/events/event_dispatcher.cc

 // 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.
 
 #include "ui/base/events/event_dispatcher.h"
 
 namespace ui {
 
 EventDispatcher::EventDispatcher() {
 }
@@ skipping 26 matching lines @@
   return status == ui::TOUCH_STATUS_UNKNOWN ? ER_UNHANDLED :
          status == ui::TOUCH_STATUS_QUEUED_END ? ER_CONSUMED :
                                                  ER_HANDLED;
 }
 
 EventResult EventDispatcher::DispatchEventToSingleHandler(EventHandler* handler,
                                                           GestureEvent* event) {
   return handler->OnGestureEvent(event);
 }
 
+////////////////////////////////////////////////////////////////////////////////
+// EventDispatcher::ScopedDispatchHelper
+
+EventDispatcher::ScopedDispatchHelper::ScopedDispatchHelper(Event* event)
+    : Event::DispatcherApi(event) {
+}
+
+EventDispatcher::ScopedDispatchHelper::~ScopedDispatchHelper() {
+  set_phase(EP_POSTDISPATCH);
+}
+
 }  // namespace ui