[svg2] Make SVGLength wrap a CSSPrimitiveValue

Source/core/svg/SVGSVGElement.cpp

Index: Source/core/svg/SVGSVGElement.cpp
diff --git a/Source/core/svg/SVGSVGElement.cpp b/Source/core/svg/SVGSVGElement.cpp
index d3924445a7863e4ee0a37735d14486443e53d536..6c82f9dfa8c2fc7f99652ab898693e582c88786c 100644
--- a/Source/core/svg/SVGSVGElement.cpp
+++ b/Source/core/svg/SVGSVGElement.cpp
@@ -647,17 +647,17 @@ FloatSize SVGSVGElement::currentViewportSize() const
 
 bool SVGSVGElement::hasIntrinsicWidth() const
 {
-    return width()->currentValue()->unitType() != LengthTypePercentage;
+    return width()->currentValue()->primitiveType() != CSSPrimitiveValue::CSS_PERCENTAGE;
 }
 
 bool SVGSVGElement::hasIntrinsicHeight() const
 {
-    return height()->currentValue()->unitType() != LengthTypePercentage;
+    return height()->currentValue()->primitiveType() != CSSPrimitiveValue::CSS_PERCENTAGE;
 }
 
 Length SVGSVGElement::intrinsicWidth() const
 {
-    if (width()->currentValue()->unitType() == LengthTypePercentage)
+    if (width()->currentValue()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE)
         return Length(0, Fixed);
 
     SVGLengthContext lengthContext(this);
@@ -666,7 +666,7 @@ Length SVGSVGElement::intrinsicWidth() const
 
 Length SVGSVGElement::intrinsicHeight() const
 {
-    if (height()->currentValue()->unitType() == LengthTypePercentage)
+    if (height()->currentValue()->primitiveType() == CSSPrimitiveValue::CSS_PERCENTAGE)
         return Length(0, Fixed);
 
     SVGLengthContext lengthContext(this);