[Sync] Port about:sync to DOMUI

chrome/browser/dom_ui/sync_internals_html_source.h

+// Copyright (c) 2011 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_SYNC_INTERNALS_HTML_SOURCE_H_
+#define CHROME_BROWSER_DOM_UI_SYNC_INTERNALS_HTML_SOURCE_H_
+#pragma once
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "chrome/browser/dom_ui/chrome_url_data_manager.h"
+
+class SyncInternalsHTMLSource : public ChromeURLDataManager::DataSource {
+ public:
+  SyncInternalsHTMLSource();
+
+  // ChromeURLDataManager::DataSource implementation.
+  virtual void StartDataRequest(const std::string& path,
+                                bool is_off_the_record,
+                                int request_id);
+  virtual std::string GetMimeType(const std::string& path) const;
+
+ protected:
+  virtual ~SyncInternalsHTMLSource();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SyncInternalsHTMLSource);
+};
+
+#endif  // CHROME_BROWSER_DOM_UI_SYNC_INTERNALS_HTML_SOURCE_H_