Move WebUIMessageHandler to its own file in the public directory and put it in the content namesp...

chrome/browser/ui/webui/ntp/most_visited_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_MOST_VISITED_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_MOST_VISITED_HANDLER_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "chrome/browser/cancelable_request.h"
 #include "chrome/browser/history/history_types.h"
-#include "content/browser/webui/web_ui.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "content/public/browser/web_ui_message_handler.h"
 
 class GURL;
 class PageUsageData;
 class PrefService;
 
 namespace base {
 class ListValue;
 class Value;
 }
 
 // The handler for Javascript messages related to the "most visited" view.
 //
 // This class manages one preference:
 // - The URL blacklist: URLs we do not want to show in the thumbnails list.  It
 //   is a dictionary for quick access (it associates a dummy boolean to the URL
 //   string).
-class MostVisitedHandler : public WebUIMessageHandler,
+class MostVisitedHandler : public content::WebUIMessageHandler,
                            public content::NotificationObserver {
  public:
 
   MostVisitedHandler();
   virtual ~MostVisitedHandler();
 
   // WebUIMessageHandler override and implementation.
   virtual void RegisterMessages() OVERRIDE;
 
   // Callback for the "getMostVisited" message.
@@ skipping 55 matching lines @@
   // we get the first getMostVisited() call.
   bool got_first_most_visited_request_;
 
   // Keep the results of the db query here.
   scoped_ptr<base::ListValue> pages_value_;
 
   DISALLOW_COPY_AND_ASSIGN(MostVisitedHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_MOST_VISITED_HANDLER_H_