Use toSVGFontElement() instead of static_cast<SVGFontElement*>

Source/core/svg/SVGHKernElement.cpp

Index: Source/core/svg/SVGHKernElement.cpp
diff --git a/Source/core/svg/SVGHKernElement.cpp b/Source/core/svg/SVGHKernElement.cpp
index d9f0b07ee9254dde1a6ae043ad03f287cc2700bf..463dc8565a86a3df47dc40fb6fd279d6a62400e5 100644
--- a/Source/core/svg/SVGHKernElement.cpp
+++ b/Source/core/svg/SVGHKernElement.cpp
@@ -45,8 +45,8 @@ Node::InsertionNotificationRequest SVGHKernElement::insertedInto(ContainerNode*
 {
     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();
     }
 
     return SVGElement::insertedInto(rootParent);
@@ -56,8 +56,8 @@ void SVGHKernElement::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);