Geometry: Reimplement DOMPoint using V8 extras.

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

 // 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.
 
 #include "modules/vr/VREyeParameters.h"
 
+#include "bindings/core/v8/GeometryInterfaces.h"
+
 namespace blink {
 
-namespace {
-
-void setDomPoint(DOMPoint* point, const WebVRVector3& vec)
-{
-    point->setX(vec.x);
-    point->setY(vec.y);
-    point->setZ(vec.z);
-    point->setW(1.0);
-}
-
-} // namespace
-
 VREyeParameters::VREyeParameters()
 {
     m_minimumFieldOfView = new VRFieldOfView();
     m_maximumFieldOfView = new VRFieldOfView();
     m_recommendedFieldOfView = new VRFieldOfView();
-    m_eyeTranslation = DOMPoint::create(0, 0, 0, 0);
+    m_eyeTranslation = GeometryInterfaces::createDOMPoint(0, 0, 0, 0);
 
     m_currentFieldOfView = new VRFieldOfView();
     m_renderRect = DOMRect::create(0, 0, 0, 0);
 }
 
 void VREyeParameters::setFromWebVREyeParameters(const WebVREyeParameters &state)
 {
     // FIXME: We should expose proper min/max FOV eventually but for now set the
     // min/max equal to the recommended FOV to reduce need for synchronous
     // queries and reduce rendering complexity.
     m_minimumFieldOfView->setFromWebVRFieldOfView(state.recommendedFieldOfView);
     m_maximumFieldOfView->setFromWebVRFieldOfView(state.recommendedFieldOfView);
     m_recommendedFieldOfView->setFromWebVRFieldOfView(state.recommendedFieldOfView);
-    setDomPoint(m_eyeTranslation, state.eyeTranslation);
+    GeometryInterfaces::updateDOMPoint(m_eyeTranslation,
+        state.eyeTranslation.x,
+        state.eyeTranslation.y,
+        state.eyeTranslation.z);
 
     m_currentFieldOfView->setFromWebVRFieldOfView(state.recommendedFieldOfView);
     m_renderRect = DOMRect::create(state.renderRect.x, state.renderRect.y, state.renderRect.width, state.renderRect.height);
 }
 
 DEFINE_TRACE(VREyeParameters)
 {
     visitor->trace(m_minimumFieldOfView);
     visitor->trace(m_maximumFieldOfView);
     visitor->trace(m_recommendedFieldOfView);
-    visitor->trace(m_eyeTranslation);
     visitor->trace(m_currentFieldOfView);
     visitor->trace(m_renderRect);
 }
 
 } // namespace blink