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diff --git a/chrome/browser/dom_ui/textfields_ui.h b/chrome/browser/dom_ui/textfields_ui.h
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+++ b/chrome/browser/dom_ui/textfields_ui.h
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+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_DOM_UI_TEXTFIELDS_UI_H_
+#define CHROME_BROWSER_DOM_UI_TEXTFIELDS_UI_H_
+#pragma once
+
+#include <string>
+
+#include "chrome/browser/dom_ui/chrome_url_data_manager.h"
+#include "chrome/browser/dom_ui/dom_ui.h"
+
+class RefCountedMemory;
+
+/**
+ * ChromeURLDataManager::DataSource implementation that asynchronously answers
+ * requests for chrome://textfields URL. On receiving a request, this object
+ * reads the html from the local resource textfields.html and sends back the
+ * response.
+ */
+class TextfieldsUIHTMLSource : public ChromeURLDataManager::DataSource {
+ public:
+  TextfieldsUIHTMLSource();
+
+  // Called when the network layer has requested a resource underneath
+  // the path we registered.
+  virtual void StartDataRequest(const std::string& path,
+                                bool is_off_the_record,
+                                int request_id);
+  virtual std::string GetMimeType(const std::string& path) const;
+
+ private:
+  virtual ~TextfieldsUIHTMLSource();
+
+  DISALLOW_COPY_AND_ASSIGN(TextfieldsUIHTMLSource);
+};
+
+/**
+ * Handler for JavaScript calls from the DOM.
+ */
+class TextfieldsDOMHandler : public DOMMessageHandler {
+ public:
+  TextfieldsDOMHandler();
+
+  // Handles the "textfieldValue" call from the JavaScript. This call
+  // synchonizes the value inside the JavaScript textfield with the copy in the
+  // DOM object.
+  virtual void HandleTextfieldValue(const ListValue* args);
+
+ protected:
+  virtual void RegisterMessages();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(TextfieldsDOMHandler);
+};
+
+class TextfieldsUI : public DOMUI {
+ public:
+  explicit TextfieldsUI(TabContents* contents);
+
+  const std::wstring& text() const { return text_; }
+  void set_text(const std::wstring& text) { text_ = text; }
+
+ private:
+  std::wstring text_;
+
+  DISALLOW_COPY_AND_ASSIGN(TextfieldsUI);
+};
+
+#endif  // CHROME_BROWSER_DOM_UI_TEXTFIELDS_UI_H_