Geometry: Reimplement DOMPoint using V8 extras.

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // http://mozvr.github.io/webvr-spec/webvr.html#eyeparameters
 [
     RuntimeEnabled=WebVR,
     GarbageCollected
 ] interface VREyeParameters {
   /* These values are expected to be static per-device/per-user */
   readonly attribute VRFieldOfView minimumFieldOfView;
   readonly attribute VRFieldOfView maximumFieldOfView;
   readonly attribute VRFieldOfView recommendedFieldOfView;
-  readonly attribute DOMPoint eyeTranslation;
+
+  // The spec says that the following value 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 eyeTranslation;

[haraken, 2016/02/25 11:21:11]

If this change is not an urgent one, can we fix this bug before landing this
change?

It's very important that IDL files are aligned with the spec.

 
   /* These values will vary after a FOV has been set */
   readonly attribute VRFieldOfView currentFieldOfView;
   readonly attribute DOMRect renderRect;
-};
+};