Rewrite to not store type in m_type and also remove type getter/setter.

Source/core/svg/SVGScriptElement.h

Index: Source/core/svg/SVGScriptElement.h
diff --git a/Source/core/svg/SVGScriptElement.h b/Source/core/svg/SVGScriptElement.h
index aae007c7a580dbb088eaf103aef563d10352eac9..3ade17f7de5234a6e373a311345a22ec27e0e0dc 100644
--- a/Source/core/svg/SVGScriptElement.h
+++ b/Source/core/svg/SVGScriptElement.h
@@ -45,6 +45,10 @@ public:
     ScriptLoader* loader() const { return m_loader.get(); }
     SVGAnimatedString* href() { return m_href.get(); }
 
+#ifndef NDEBUG
+    virtual bool isAnimatableAttribute(const QualifiedName&) const OVERRIDE;
+#endif
+
 private:
     SVGScriptElement(Document&, bool wasInsertedByParser, bool alreadyStarted);
 
@@ -82,7 +86,6 @@ private:
     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGScriptElement)
     END_DECLARE_ANIMATED_PROPERTIES
 
-    String m_type;
     Timer<SVGElement> m_svgLoadEventTimer;
     OwnPtr<ScriptLoader> m_loader;
 };