Added experimental tilt and tiltDirection to the Touch interface

Source/core/dom/Touch.cpp

 /*
  * Copyright 2008, The Android Open Source Project
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *  * Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  *  * Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 26 matching lines @@
 {
     if (!frame)
         return FloatPoint();
     FrameView* frameView = frame->view();
     if (!frameView)
         return FloatPoint();
     float scale = 1.0f / frame->pageZoomFactor();
     return FloatPoint(frameView->scrollPosition()).scaledBy(scale);
 }
 
-Touch::Touch(LocalFrame* frame, EventTarget* target, unsigned identifier, const FloatPoint& screenPos, const FloatPoint& pagePos, const FloatSize& radius, float rotationAngle, float force)
+Touch::Touch(LocalFrame* frame, EventTarget* target, unsigned identifier, const FloatPoint& screenPos, const FloatPoint& pagePos, const FloatSize& radius, float rotationAngle, float tilt, float force)
     : m_target(target)
     , m_identifier(identifier)
     , m_clientPos(pagePos - contentsOffset(frame))
     , m_screenPos(screenPos)
     , m_pagePos(pagePos)
     , m_radius(radius)
     , m_rotationAngle(rotationAngle)
+    , m_tilt(tilt)
     , m_force(force)
 {
     float scaleFactor = frame ? frame->pageZoomFactor() : 1.0f;
     m_absoluteLocation = roundedLayoutPoint(pagePos.scaledBy(scaleFactor));
 }
 
-Touch::Touch(EventTarget* target, unsigned identifier, const FloatPoint& clientPos, const FloatPoint& screenPos, const FloatPoint& pagePos, const FloatSize& radius, float rotationAngle, float force, LayoutPoint absoluteLocation)
+Touch::Touch(EventTarget* target, unsigned identifier, const FloatPoint& clientPos, const FloatPoint& screenPos, const FloatPoint& pagePos, const FloatSize& radius, float rotationAngle, float tilt, float force, LayoutPoint absoluteLocation)
     : m_target(target)
     , m_identifier(identifier)
     , m_clientPos(clientPos)
     , m_screenPos(screenPos)
     , m_pagePos(pagePos)
     , m_radius(radius)
     , m_rotationAngle(rotationAngle)
+    , m_tilt(tilt)
     , m_force(force)
     , m_absoluteLocation(absoluteLocation)
 {
 }
 
 PassRefPtrWillBeRawPtr<Touch> Touch::cloneWithNewTarget(EventTarget* eventTarget) const
 {
-    return adoptRefWillBeNoop(new Touch(eventTarget, m_identifier, m_clientPos, m_screenPos, m_pagePos, m_radius, m_rotationAngle, m_force, m_absoluteLocation));
+    return adoptRefWillBeNoop(new Touch(eventTarget, m_identifier, m_clientPos, m_screenPos, m_pagePos, m_radius, m_rotationAngle, m_tilt, m_force, m_absoluteLocation));
 }
 
 void Touch::trace(Visitor* visitor)
 {
     visitor->trace(m_target);
 }
 
 } // namespace blink