Added PointerEvent firing on touch events.

Source/core/events/PointerEvent.cpp

Index: Source/core/events/PointerEvent.cpp
diff --git a/Source/core/events/PointerEvent.cpp b/Source/core/events/PointerEvent.cpp
index 3cfe5e0c6645a3ab36520117c1dcba83b753d19e..8a95c610b4bfa4368a9f2f70b11475b582d6ee36 100644
--- a/Source/core/events/PointerEvent.cpp
+++ b/Source/core/events/PointerEvent.cpp
@@ -3,8 +3,12 @@
 // found in the LICENSE file.
 
 #include "config.h"
+
 #include "core/events/PointerEvent.h"
 
+#include "core/dom/Element.h"
+#include "core/events/EventDispatcher.h"
+
 namespace blink {
 
 PointerEvent::PointerEvent()
@@ -46,6 +50,11 @@ PointerEvent::PointerEvent(const AtomicString& type, const PointerEventInit& ini
         m_isPrimary = initializer.isPrimary();
 }
 
+bool PointerEvent::isMouseEvent() const
+{
+    return false;
+}
+
 bool PointerEvent::isPointerEvent() const
 {
     return true;
@@ -56,4 +65,36 @@ DEFINE_TRACE(PointerEvent)
     MouseEvent::trace(visitor);
 }
 
+PassRefPtrWillBeRawPtr<PointerEventDispatchMediator> PointerEventDispatchMediator::create(PassRefPtrWillBeRawPtr<PointerEvent> pointerEvent)
+{
+    return adoptRefWillBeNoop(new PointerEventDispatchMediator(pointerEvent));
+}
+
+PointerEventDispatchMediator::PointerEventDispatchMediator(PassRefPtrWillBeRawPtr<PointerEvent> pointerEvent)
+    : EventDispatchMediator(pointerEvent)
+{
+}
+
+PointerEvent& PointerEventDispatchMediator::event() const
+{
+    return toPointerEvent(EventDispatchMediator::event());
+}
+
+bool PointerEventDispatchMediator::dispatchEvent(EventDispatcher& dispatcher) const
+{
+    if (isDisabledFormControl(&dispatcher.node()))
+        return false;
+
+    if (event().type().isEmpty())
+        return true; // Shouldn't happen.
+
+    ASSERT(!event().target() || event().target() != event().relatedTarget());
+
+    EventTarget* relatedTarget = event().relatedTarget();
+    event().eventPath().adjustForRelatedTarget(dispatcher.node(), relatedTarget);
+
+    dispatcher.dispatch();
+    return !event().defaultHandled() && !event().defaultPrevented();
+}
+
 } // namespace blink