Only communicate CSSPrimitiveValue references from SVGLength

third_party/WebKit/Source/core/svg/SVGUseElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann
  * <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  * Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
  * Copyright (C) 2012 University of Szeged
  * Copyright (C) 2012 Renata Hodovan <reni@webkit.org>
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 162 matching lines @@
             ? AtomicString(use.height()->currentValue()->valueAsString())
             : originalElement.getAttribute(SVGNames::heightAttr));
   }
 }
 
 void SVGUseElement::collectStyleForPresentationAttribute(
     const QualifiedName& name,
     const AtomicString& value,
     MutableStylePropertySet* style) {
   SVGAnimatedPropertyBase* property = propertyFromAttribute(name);
-  if (property == m_x)
-    addPropertyToPresentationAttributeStyle(
-        style, CSSPropertyX, m_x->currentValue()->asCSSPrimitiveValue());
-  else if (property == m_y)
-    addPropertyToPresentationAttributeStyle(
-        style, CSSPropertyY, m_y->currentValue()->asCSSPrimitiveValue());
-  else
+  if (property == m_x) {
+    addPropertyToPresentationAttributeStyle(style, CSSPropertyX,
+                                            m_x->cssValue());
+  } else if (property == m_y) {
+    addPropertyToPresentationAttributeStyle(style, CSSPropertyY,
+                                            m_y->cssValue());
+  } else {
     SVGGraphicsElement::collectStyleForPresentationAttribute(name, value,
                                                              style);
+  }
 }
 
 bool SVGUseElement::isStructurallyExternal() const {
   return !m_elementIdentifierIsLocal;
 }
 
 void SVGUseElement::updateTargetReference() {
   SVGURLReferenceResolver resolver(hrefString(), document());
   m_elementIdentifier = resolver.fragmentIdentifier();
   m_elementIdentifierIsLocal = resolver.isLocal();
@@ skipping 529 matching lines @@
 
   if (m_resource)
     m_resource->removeClient(this);
 
   m_resource = resource;
   if (m_resource)
     m_resource->addClient(this);
 }
 
 }  // namespace blink