[SVG] SVGAnimatedPointList migration to new SVG property impl.

Source/core/rendering/svg/SVGRenderTreeAsText.cpp

Index: Source/core/rendering/svg/SVGRenderTreeAsText.cpp
diff --git a/Source/core/rendering/svg/SVGRenderTreeAsText.cpp b/Source/core/rendering/svg/SVGRenderTreeAsText.cpp
index cff2f69833955c53fcbf1e139f3647bd88d4e927..4dde125d0ec4983c290dc572f7322bf055f9dd14 100644
--- a/Source/core/rendering/svg/SVGRenderTreeAsText.cpp
+++ b/Source/core/rendering/svg/SVGRenderTreeAsText.cpp
@@ -344,7 +344,7 @@ static TextStream& operator<<(TextStream& ts, const RenderSVGShape& shape)
         writeNameValuePair(ts, "cy", element->cy()->currentValue()->value(lengthContext));
         writeNameValuePair(ts, "r", element->r()->currentValue()->value(lengthContext));
     } else if (svgElement->hasTagName(SVGNames::polygonTag) || svgElement->hasTagName(SVGNames::polylineTag)) {
-        writeNameAndQuotedValue(ts, "points", toSVGPolyElement(svgElement)->pointsCurrentValue().valueAsString());
+        writeNameAndQuotedValue(ts, "points", toSVGPolyElement(svgElement)->points()->currentValue()->valueAsString());
     } else if (svgElement->hasTagName(SVGNames::pathTag)) {
         String pathString;
         // FIXME: We should switch to UnalteredParsing here - this will affect the path dumping output of dozens of tests.