[SVG] SVGLength{,List} migration to new SVG property impl.

Source/core/rendering/svg/RenderSVGViewportContainer.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 45 matching lines @@
 
 void RenderSVGViewportContainer::calcViewport()
 {
     SVGElement* element = this->element();
     if (!element->hasTagName(SVGNames::svgTag))
         return;
     SVGSVGElement* svg = toSVGSVGElement(element);
     FloatRect oldViewport = m_viewport;
 
     SVGLengthContext lengthContext(element);
-    m_viewport = FloatRect(svg->xCurrentValue().value(lengthContext), svg->yCurrentValue().value(lengthContext), svg->widthCurrentValue().value(lengthContext), svg->heightCurrentValue().value(lengthContext));
+    m_viewport = FloatRect(svg->x()->currentValue()->value(lengthContext), svg->y()->currentValue()->value(lengthContext), svg->width()->currentValue()->value(lengthContext), svg->height()->currentValue()->value(lengthContext));
 
     SVGElement* correspondingElement = svg->correspondingElement();
     if (correspondingElement && svg->isInShadowTree()) {
         const HashSet<SVGElementInstance*>& instances = correspondingElement->instancesForElement();
         ASSERT(!instances.isEmpty());
 
         SVGUseElement* useElement = 0;
         const HashSet<SVGElementInstance*>::const_iterator end = instances.end();
         for (HashSet<SVGElementInstance*>::const_iterator it = instances.begin(); it != end; ++it) {
             const SVGElementInstance* instance = (*it);
@@ skipping 13 matching lines @@
         // Spec (<use> on <symbol>): This generated 'svg' will always have explicit values for attributes width and height.
         // If attributes width and/or height are provided on the 'use' element, then these attributes
         // will be transferred to the generated 'svg'. If attributes width and/or height are not specified,
         // the generated 'svg' element will use values of 100% for these attributes.
 
         // Spec (<use> on <svg>): If attributes width and/or height are provided on the 'use' element, then these
         // values will override the corresponding attributes on the 'svg' in the generated tree.
 
         SVGLengthContext lengthContext(element);
         if (useElement->hasAttribute(SVGNames::widthAttr))
-            m_viewport.setWidth(useElement->widthCurrentValue().value(lengthContext));
+            m_viewport.setWidth(useElement->width()->currentValue()->value(lengthContext));
         else if (isSymbolElement && svg->hasAttribute(SVGNames::widthAttr)) {
-            SVGLength containerWidth(LengthModeWidth, "100%");
-            m_viewport.setWidth(containerWidth.value(lengthContext));
+            RefPtr<SVGLength> containerWidth = SVGLength::create(LengthModeWidth);
+            containerWidth->setValueAsString("100%", ASSERT_NO_EXCEPTION);
+            m_viewport.setWidth(containerWidth->value(lengthContext));
         }
 
         if (useElement->hasAttribute(SVGNames::heightAttr))
-            m_viewport.setHeight(useElement->heightCurrentValue().value(lengthContext));
+            m_viewport.setHeight(useElement->height()->currentValue()->value(lengthContext));
         else if (isSymbolElement && svg->hasAttribute(SVGNames::heightAttr)) {
-            SVGLength containerHeight(LengthModeHeight, "100%");
-            m_viewport.setHeight(containerHeight.value(lengthContext));
+            RefPtr<SVGLength> containerHeight = SVGLength::create(LengthModeHeight);
+            containerHeight->setValueAsString("100%", ASSERT_NO_EXCEPTION);
+            m_viewport.setHeight(containerHeight->value(lengthContext));
         }
     }
 
     if (oldViewport != m_viewport) {
         setNeedsBoundariesUpdate();
         setNeedsTransformUpdate();
     }
 }
 
 bool RenderSVGViewportContainer::calculateLocalTransform()
@@ skipping 31 matching lines @@
     // An empty viewBox disables rendering.
     if (element()->hasTagName(SVGNames::svgTag)) {
         if (toSVGSVGElement(element())->hasEmptyViewBox())
             return;
     }
 
     RenderSVGContainer::paint(paintInfo, paintOffset);
 }
 
 }