[ntp4] Bookmarks page implementation, first-pass.

chrome/browser/ui/webui/ntp/bookmarks_handler.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_UI_WEBUI_NTP_BOOKMARKS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_BOOKMARKS_HANDLER_H_
 #pragma once
 
 #include "content/browser/webui/web_ui.h"
 #include "content/common/notification_observer.h"
 
+class PrefService;
+class Profile;
+
 // The handler for Javascript messages related to the "bookmarks" view.
 class BookmarksHandler : public WebUIMessageHandler,
                          public NotificationObserver {
  public:
   explicit BookmarksHandler();
   virtual ~BookmarksHandler();
 
   // WebUIMessageHandler implementation.
   virtual void RegisterMessages() OVERRIDE;
 
   // NotificationObserver
   virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details) OVERRIDE;
 
+  // Callback for the "getBookmarksData" message.
+  void HandleGetBookmarksData(const base::ListValue* args);
+
+  // Register NTP preferences.
+  static void RegisterUserPrefs(PrefService* prefs);
+
  private:
   DISALLOW_COPY_AND_ASSIGN(BookmarksHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_BOOKMARKS_HANDLER_H_