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diff --git a/Source/WebCore/html/TextFieldInputType.h b/Source/WebCore/html/TextFieldInputType.h
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+/*
+ * 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
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef TextFieldInputType_h
+#define TextFieldInputType_h
+
+#include "InputType.h"
+
+namespace WebCore {
+
+class FormDataList; 
+class SpinButtonElement;
+
+// 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:
+    TextFieldInputType(HTMLInputElement*);
+    virtual ~TextFieldInputType();
+    virtual bool canSetSuggestedValue() OVERRIDE;
+    virtual void handleKeydownEvent(KeyboardEvent*) OVERRIDE;
+    void handleKeydownEventForSpinButton(KeyboardEvent*);
+    void handleWheelEventForSpinButton(WheelEvent*);
+
+    virtual HTMLElement* containerElement() const OVERRIDE;
+    virtual HTMLElement* innerBlockElement() const OVERRIDE;
+    virtual HTMLElement* innerTextElement() const OVERRIDE;
+    virtual HTMLElement* innerSpinButtonElement() const OVERRIDE;
+#if ENABLE(INPUT_SPEECH)
+    virtual HTMLElement* speechButtonElement() const OVERRIDE;
+#endif
+
+protected:
+    virtual bool needsContainer() const;
+    virtual void createShadowSubtree() OVERRIDE;
+    virtual void destroyShadowSubtree() OVERRIDE;
+    virtual void disabledAttributeChanged() OVERRIDE;
+    virtual void readonlyAttributeChanged() OVERRIDE;
+
+private:
+    virtual bool isTextField() const OVERRIDE;
+    virtual bool valueMissing(const String&) const OVERRIDE;
+    virtual void handleBeforeTextInsertedEvent(BeforeTextInsertedEvent*) OVERRIDE;
+    virtual void forwardEvent(Event*) OVERRIDE;
+    virtual bool shouldSubmitImplicitly(Event*) OVERRIDE;
+    virtual RenderObject* createRenderer(RenderArena*, RenderStyle*) const OVERRIDE;
+    virtual bool shouldUseInputMethod() const OVERRIDE;
+    virtual void setValue(const String&, bool valueChanged, bool sendChangeEvent) OVERRIDE;
+    virtual void dispatchChangeEventInResponseToSetValue() OVERRIDE;
+    virtual String sanitizeValue(const String&) const OVERRIDE;
+    virtual bool shouldRespectListAttribute() OVERRIDE;
+    virtual HTMLElement* placeholderElement() const OVERRIDE;
+    virtual void updatePlaceholderText() OVERRIDE;
+    virtual bool appendFormData(FormDataList&, bool multipart) const OVERRIDE;
+
+    RefPtr<HTMLElement> m_container;
+    RefPtr<HTMLElement> m_innerBlock;
+    RefPtr<HTMLElement> m_innerText;
+    RefPtr<HTMLElement> m_placeholder;
+    RefPtr<SpinButtonElement> m_innerSpinButton;
+#if ENABLE(INPUT_SPEECH)
+    RefPtr<HTMLElement> m_speechButton;
+#endif
+};
+
+} // namespace WebCore
+
+#endif // TextFieldInputType_h