Geometry: Reimplement DOMPoint using V8 extras.

third_party/WebKit/Source/modules/vr/VRPositionState.idl

Index: third_party/WebKit/Source/modules/vr/VRPositionState.idl
diff --git a/third_party/WebKit/Source/modules/vr/VRPositionState.idl b/third_party/WebKit/Source/modules/vr/VRPositionState.idl
index 4a22a02984d679bb7e67fb2fb8b0a61e6b41116a..5a8e1d3cb099884279746e238ce08be95fdd01c8 100644
--- a/third_party/WebKit/Source/modules/vr/VRPositionState.idl
+++ b/third_party/WebKit/Source/modules/vr/VRPositionState.idl
@@ -8,10 +8,14 @@
     GarbageCollected,
 ] interface VRPositionState {
     readonly attribute double timeStamp;
-    readonly attribute DOMPoint? position;
-    readonly attribute DOMPoint? linearVelocity;
-    readonly attribute DOMPoint? linearAcceleration;
-    readonly attribute DOMPoint? orientation;
-    readonly attribute DOMPoint? angularVelocity;
-    readonly attribute DOMPoint? angularAcceleration;
+
+    // The spec says that the following values should be DOMPoint? but for now
+    // we use 'any' instead since it is implemented with V8 extras.
+    // Please see: http://crbug.com/588630
+    readonly attribute any position;
+    readonly attribute any linearVelocity;
+    readonly attribute any linearAcceleration;
+    readonly attribute any orientation;
+    readonly attribute any angularVelocity;
+    readonly attribute any angularAcceleration;
 };