Have InputType factories take an HTMLInputElement reference in parameter

Source/core/html/forms/InputTypeView.h

Index: Source/core/html/forms/InputTypeView.h
diff --git a/Source/core/html/forms/InputTypeView.h b/Source/core/html/forms/InputTypeView.h
index 2b880d051a6258387cce5cd8ce8f2e84613fe997..43528cb4e417d0e17bfc6ef8bcfc9b82661eef3c 100644
--- a/Source/core/html/forms/InputTypeView.h
+++ b/Source/core/html/forms/InputTypeView.h
@@ -70,7 +70,7 @@ class InputTypeView : public RefCounted<InputTypeView> {
     WTF_MAKE_FAST_ALLOCATED;
 
 public:
-    static PassRefPtr<InputTypeView> create(HTMLInputElement*);
+    static PassRefPtr<InputTypeView> create(HTMLInputElement&);
     virtual ~InputTypeView();
 
     virtual bool sizeShouldIncludeDecoration(int defaultSize, int& preferredSize) const;
@@ -110,13 +110,13 @@ public:
     virtual void updateClearButtonVisibility();
 
 protected:
-    InputTypeView(HTMLInputElement* element) : m_element(element) { }
-    HTMLInputElement* element() const { return m_element; }
+    InputTypeView(HTMLInputElement& element) : m_element(element) { }
+    HTMLInputElement& element() const { return m_element; }
 
 private:
-    // Raw pointer because the HTMLInputElement object owns this InputTypeView
+    // Not a RefPtr because the HTMLInputElement object owns this InputTypeView
     // object.
-    HTMLInputElement* m_element;
+    HTMLInputElement& m_element;
 };
 
 } // namespace WebCore