Revert removal of events

Source/core/dom/EventContext.cpp

 /*
  * Copyright (C) 2010 Google Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 75 matching lines @@
     else if (m_relatedTarget.get() && event->isFocusEvent())
         toFocusEvent(event)->setRelatedTarget(m_relatedTarget.get());
     EventContext::handleLocalEvents(event);
 }
 
 bool MouseOrFocusEventContext::isMouseOrFocusEventContext() const
 {
     return true;
 }
 
+#if ENABLE(TOUCH_EVENTS)
 TouchEventContext::TouchEventContext(PassRefPtr<Node> node, PassRefPtr<EventTarget> currentTarget, PassRefPtr<EventTarget> target)
     : EventContext(node, currentTarget, target)
     , m_touches(TouchList::create())
     , m_targetTouches(TouchList::create())
     , m_changedTouches(TouchList::create())
 {
 }
 
 TouchEventContext::~TouchEventContext()
 {
@@ skipping 20 matching lines @@
 }
 
 #ifndef NDEBUG
 void TouchEventContext::checkReachability(TouchList* touchList) const
 {
     for (size_t i = 0; i < touchList->length(); ++i)
         ASSERT(isReachable(touchList->item(i)->target()->toNode()));
 }
 #endif
 
+#endif // ENABLE(TOUCH_EVENTS)
+
 }