Added PointerEvent firing on touch events.

Source/core/page/EventHandler.h

Index: Source/core/page/EventHandler.h
diff --git a/Source/core/page/EventHandler.h b/Source/core/page/EventHandler.h
index a2314445140e2e5224e4b092500258fd976636db..5411a587c95e637974124b80134ba956c157b52c 100644
--- a/Source/core/page/EventHandler.h
+++ b/Source/core/page/EventHandler.h
@@ -28,6 +28,7 @@
 
 #include "core/CoreExport.h"
 #include "core/editing/TextGranularity.h"
+#include "core/events/PointerEventUtils.h"
 #include "core/events/TextEventInputType.h"
 #include "core/layout/HitTestRequest.h"
 #include "core/style/ComputedStyleConstants.h"
@@ -35,6 +36,7 @@
 #include "core/page/EventWithHitTestResults.h"
 #include "platform/Cursor.h"
 #include "platform/PlatformMouseEvent.h"
+#include "platform/PlatformTouchPoint.h"
 #include "platform/Timer.h"
 #include "platform/UserGestureIndicator.h"
 #include "platform/geometry/LayoutPoint.h"
@@ -65,6 +67,7 @@ class HTMLFrameSetElement;
 class HitTestRequest;
 class HitTestResult;
 class KeyboardEvent;
+class LayoutObject;
 class LocalFrame;
 class Node;
 class OptionalCursor;
@@ -72,7 +75,6 @@ class PlatformGestureEvent;
 class PlatformKeyboardEvent;
 class PlatformTouchEvent;
 class PlatformWheelEvent;
-class LayoutObject;
 class ScrollableArea;
 class Scrollbar;
 class ScrollState;
@@ -329,6 +331,17 @@ private:
     // element. Returns true if the resulting focus is different from the given element.
     bool slideFocusOnShadowHostIfNecessary(const Element&);
 
+    using TouchInfo = struct {
+        EventTarget* touchTarget;
+        LocalFrame* targetFrame;
+        FloatPoint adjustedPagePoint;
+        FloatSize adjustedRadius;
+        bool knownTarget;
+        bool consumed;
+    };
+
+    void handlePointerEventsFromTouchEvent(const PlatformTouchEvent&, const Vector<PlatformTouchPoint>&, Vector<TouchInfo>&);
+
     // NOTE: If adding a new field to this class please ensure that it is
     // cleared in |EventHandler::clear()|.
 
@@ -402,6 +415,8 @@ private:
 
     bool m_touchPressed;
 
+    PointerIdManager m_pointerIdManager;
+
     RefPtrWillBeMember<Node> m_scrollGestureHandlingNode;
     bool m_lastGestureScrollOverWidget;
     // The most recent element to scroll natively during this scroll