Move CancelableTaskTracker to //base/task/CancelableTaskTracker.

chrome/browser/ui/toolbar/recent_tabs_sub_menu_model.h

 // Copyright 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_TOOLBAR_RECENT_TABS_SUB_MENU_MODEL_H_
 #define CHROME_BROWSER_UI_TOOLBAR_RECENT_TABS_SUB_MENU_MODEL_H_
 
 #include <set>
 
 #include "base/memory/weak_ptr.h"
+#include "base/task/cancelable_task_tracker.h"
 #include "chrome/browser/favicon/favicon_service.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/sessions/tab_restore_service_observer.h"
 #include "chrome/browser/sync/glue/synced_session.h"
-#include "chrome/common/cancelable_task_tracker.h"
 #include "ui/base/accelerators/accelerator.h"
 #include "ui/base/models/simple_menu_model.h"
 
 class Browser;
 struct SessionTab;
 
 namespace browser_sync {
 class OpenTabsUIDelegate;
 }
 
@@ skipping 126 matching lines @@
   // vector.  Upon invocation of the menu, information is retrieved from
   // |local_window_items_| and used to create the specified window.
   WindowItems local_window_items_;
 
   // Index of the last local entry (recently closed tab or window) in the
   // menumodel.
   int last_local_model_index_;
 
   gfx::Image default_favicon_;
 
-  CancelableTaskTracker local_tab_cancelable_task_tracker_;
-  CancelableTaskTracker other_devices_tab_cancelable_task_tracker_;
+  base::CancelableTaskTracker local_tab_cancelable_task_tracker_;
+  base::CancelableTaskTracker other_devices_tab_cancelable_task_tracker_;
 
   base::WeakPtrFactory<RecentTabsSubMenuModel> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RecentTabsSubMenuModel);
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_RECENT_TABS_SUB_MENU_MODEL_H_