[oilpan] Completely move HTMLFormControlElement's hierarchy to the managed heap

Source/core/html/RadioInputType.h

Index: Source/core/html/RadioInputType.h
diff --git a/Source/core/html/RadioInputType.h b/Source/core/html/RadioInputType.h
index a5a9696180051af62d53d887580a96c07d9d11fc..f9f06a7a79b14a1106ffab0654f6f2d1db44332b 100644
--- a/Source/core/html/RadioInputType.h
+++ b/Source/core/html/RadioInputType.h
@@ -37,10 +37,10 @@ namespace WebCore {
 
 class RadioInputType : public BaseCheckableInputType {
 public:
-    static PassOwnPtr<InputType> create(HTMLInputElement*);
+    static PassOwnPtr<InputType> create(Handle<HTMLInputElement>);
 
 private:
-    RadioInputType(HTMLInputElement* element) : BaseCheckableInputType(element) { }
+    RadioInputType(Handle<HTMLInputElement> element) : BaseCheckableInputType(element) { }
     virtual const AtomicString& formControlType() const OVERRIDE;
     virtual bool valueMissing(const String&) const OVERRIDE;
     virtual String valueMissingText() const OVERRIDE;