Pass real tilt information to PointerEvents.

public/web/WebTouchPoint.h

Index: public/web/WebTouchPoint.h
diff --git a/public/web/WebTouchPoint.h b/public/web/WebTouchPoint.h
index fc0231a5cab40a187d777ce808c233115d16969b..7582a01361f131c60a9d99d1113bdd8e6fce98b8 100644
--- a/public/web/WebTouchPoint.h
+++ b/public/web/WebTouchPoint.h
@@ -45,6 +45,12 @@ public:
         , radiusY(0)
         , rotationAngle(0)
         , force(0)
+        , tilt(0)
+        , tiltRad(0)
+        , tiltOrientation(0)
+        , tiltOrientationRad(0)
+        , tiltX(0)
+        , tiltY(0)
     {
     }
 
@@ -66,6 +72,14 @@ public:
     float radiusY;
     float rotationAngle;
     float force;
+    // TODO(e_hakkinen): Leave only either tilt and tiltOrientation, tiltRad and
+    //                   tiltOrientationRad or tiltX and tiltY.
+    float tilt;
+    float tiltRad;
+    float tiltOrientation;
+    float tiltOrientationRad;
+    float tiltX;

[mustaq, 2015/06/17 19:43:28]

I think we should use type 'int' for tiltX and tiltY, to mimic the the PE spec.
The precision of 1-degree should be good enough for tilt in any use case, right?

[USE eero AT chromium.org, 2015/06/18 11:34:08]

Done.

+    float tiltY;
 };
 
 } // namespace blink