Added experimental tilt and tiltDirection to the Touch interface

Source/core/dom/Touch.cpp

Index: Source/core/dom/Touch.cpp
diff --git a/Source/core/dom/Touch.cpp b/Source/core/dom/Touch.cpp
index edc0406c39e77c7e46631a1d4e34714ab71f0bd4..8299bce19019c24b71afc234741230a2c3bcb7ac 100644
--- a/Source/core/dom/Touch.cpp
+++ b/Source/core/dom/Touch.cpp
@@ -44,7 +44,7 @@ static FloatPoint contentsOffset(LocalFrame* frame)
     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))
@@ -52,13 +52,14 @@ Touch::Touch(LocalFrame* frame, EventTarget* target, unsigned identifier, const
     , 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)
@@ -66,6 +67,7 @@ Touch::Touch(EventTarget* target, unsigned identifier, const FloatPoint& clientP
     , m_pagePos(pagePos)
     , m_radius(radius)
     , m_rotationAngle(rotationAngle)
+    , m_tilt(tilt)
     , m_force(force)
     , m_absoluteLocation(absoluteLocation)
 {
@@ -73,7 +75,7 @@ Touch::Touch(EventTarget* target, unsigned identifier, const FloatPoint& clientP
 
 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)