Move CancelableTaskTracker to //base/task/CancelableTaskTracker.

chrome/browser/ui/webui/ntp/favicon_webui_handler.h

 // Copyright (c) 2012 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_FAVICON_WEBUI_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_FAVICON_WEBUI_HANDLER_H_
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
+#include "base/task/cancelable_task_tracker.h"
 #include "chrome/browser/favicon/favicon_service.h"
-#include "chrome/common/cancelable_task_tracker.h"
 #include "content/public/browser/web_ui_message_handler.h"
 
 class ExtensionIconColorManager;
 
 namespace base {
 class ListValue;
 }
 
 class FaviconWebUIHandler : public content::WebUIMessageHandler {
  public:
@@ skipping 13 matching lines @@
 
   // Callback getting signal that an app icon is loaded.
   void NotifyAppIconReady(const std::string& extension_id);
 
  private:
   // Called when favicon data is available from the history backend.
   void OnFaviconDataAvailable(
       FaviconService::Handle request_handle,
       const chrome::FaviconBitmapResult& bitmap_result);
 
-  CancelableTaskTracker cancelable_task_tracker_;
+  base::CancelableTaskTracker cancelable_task_tracker_;
 
   // Map from request ID to DOM ID so we can make the appropriate callback when
   // the favicon request comes back. This map exists because
   // CancelableRequestConsumerTSimple only takes POD keys.
   std::map<int, std::string> dom_id_map_;
   // A counter to track ID numbers as we use them.
   int id_;
 
   // Raw PNG representation of the favicon to show when the favicon
   // database doesn't have a favicon for a webpage.
   scoped_refptr<base::RefCountedMemory> default_favicon_;
 
   // Manage retrieval of icons from apps.
   scoped_ptr<ExtensionIconColorManager> app_icon_color_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(FaviconWebUIHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_FAVICON_WEBUI_HANDLER_H_