Web Animations: Add SVGPointListInterpolationType

third_party/WebKit/Source/core/animation/PointSVGInterpolation.h

-// 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.
-
-#ifndef PointSVGInterpolation_h
-#define PointSVGInterpolation_h
-
-#include "core/animation/SVGInterpolation.h"
-#include "core/svg/SVGPointList.h"
-#include "wtf/Allocator.h"
-
-namespace blink {
-
-class PointSVGInterpolation {
-    STATIC_ONLY(PointSVGInterpolation);
-public:
-    typedef SVGPointList ListType;
-    typedef void NonInterpolableType;
-
-    static PassOwnPtr<InterpolableList> toInterpolableValue(SVGPropertyBase* item)
-    {
-        OwnPtr<InterpolableList> result = InterpolableList::create(2);
-        result->set(0, InterpolableNumber::create(toSVGPoint(item)->x()));
-        result->set(1, InterpolableNumber::create(toSVGPoint(item)->y()));
-        return result.release();
-    }
-
-    static PassRefPtrWillBeRawPtr<SVGPoint> fromInterpolableValue(const InterpolableValue& value)
-    {
-        const InterpolableList& list = toInterpolableList(value);
-        return SVGPoint::create(FloatPoint(
-            toInterpolableNumber(list.get(0))->value(),
-            toInterpolableNumber(list.get(1))->value()));
-    }
-};
-
-}
-
-#endif // PointSVGInterpolation_h