Use toSVGFontElement() instead of static_cast<SVGFontElement*>

Source/core/svg/SVGVKernElement.cpp

Index: Source/core/svg/SVGVKernElement.cpp
diff --git a/Source/core/svg/SVGVKernElement.cpp b/Source/core/svg/SVGVKernElement.cpp
index 65a03fe413677db7cd99dd1b47acad855cb04d5b..95b01ddfe2d51f8a3d9a63b9e5d0e57e040b06ea 100644
--- a/Source/core/svg/SVGVKernElement.cpp
+++ b/Source/core/svg/SVGVKernElement.cpp
@@ -44,8 +44,8 @@ Node::InsertionNotificationRequest SVGVKernElement::insertedInto(ContainerNode*
     if (rootParent->inDocument()) {
         ContainerNode* fontNode = parentNode();
         if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
-            if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
-                element->invalidateGlyphCache();
+            SVGFontElement* element = toSVGFontElement(fontNode);

[tkent, 2013/07/08 21:31:11]

Ditto.

+            element->invalidateGlyphCache();
         }
     }
 
@@ -56,8 +56,8 @@ void SVGVKernElement::removedFrom(ContainerNode* rootParent)
 {
     ContainerNode* fontNode = parentNode();
     if (fontNode && fontNode->hasTagName(SVGNames::fontTag)) {
-        if (SVGFontElement* element = static_cast<SVGFontElement*>(fontNode))
-            element->invalidateGlyphCache();
+        SVGFontElement* element = toSVGFontElement(fontNode);

[tkent, 2013/07/08 21:31:11]

Ditto.

+        element->invalidateGlyphCache();
     }
     SVGElement::removedFrom(rootParent);
 }