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

Source/core/html/DateTimeLocalInputType.h

Index: Source/core/html/DateTimeLocalInputType.h
diff --git a/Source/core/html/DateTimeLocalInputType.h b/Source/core/html/DateTimeLocalInputType.h
index e2e083eda28d5862be011393155bb84032ba2677..bd584c2a0cbe075ba4e7cbc706ca8c29afec2bf5 100644
--- a/Source/core/html/DateTimeLocalInputType.h
+++ b/Source/core/html/DateTimeLocalInputType.h
@@ -44,10 +44,10 @@ typedef BaseChooserOnlyDateAndTimeInputType BaseDateTimeLocalInputType;
 
 class DateTimeLocalInputType : public BaseDateTimeLocalInputType {
 public:
-    static PassOwnPtr<InputType> create(HTMLInputElement*);
+    static PassOwnPtr<InputType> create(Handle<HTMLInputElement>);
 
 private:
-    DateTimeLocalInputType(HTMLInputElement* element) : BaseDateTimeLocalInputType(element) { }
+    DateTimeLocalInputType(Handle<HTMLInputElement> element) : BaseDateTimeLocalInputType(element) { }
     virtual void attach() OVERRIDE;
     virtual const AtomicString& formControlType() const OVERRIDE;
     virtual DateComponents::Type dateType() const OVERRIDE;