Have InputType factories take an HTMLInputElement reference in parameter

Source/core/html/forms/TextFieldInputType.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 24 matching lines @@
 #include "core/html/shadow/SpinButtonElement.h"
 
 namespace WebCore {
 
 class FormDataList;
 
 // The class represents types of which UI contain text fields.
 // It supports not only the types for BaseTextInputType but also type=number.
 class TextFieldInputType : public InputType, protected SpinButtonElement::SpinButtonOwner {
 protected:
-    TextFieldInputType(HTMLInputElement*);
+    TextFieldInputType(HTMLInputElement&);
     virtual ~TextFieldInputType();
     virtual bool canSetSuggestedValue() OVERRIDE;
     virtual void handleKeydownEvent(KeyboardEvent*) OVERRIDE;
     void handleKeydownEventForSpinButton(KeyboardEvent*);
 
     virtual HTMLElement* innerTextElement() const OVERRIDE;
 
 protected:
     virtual bool needsContainer() const;
     virtual bool shouldHaveSpinButton() const;
@@ skipping 40 matching lines @@
     virtual void spinButtonStepUp() OVERRIDE;
 
     SpinButtonElement* spinButtonElement() const;
 
     RefPtr<HTMLElement> m_innerText;
 };
 
 } // namespace WebCore
 
 #endif // TextFieldInputType_h