Move CancelableTaskTracker to //base/task/CancelableTaskTracker.

chrome/browser/browsing_data/browsing_data_remover.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_BROWSING_DATA_BROWSING_DATA_REMOVER_H_
 #define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_REMOVER_H_
 
 #include <set>
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/observer_list.h"
 #include "base/prefs/pref_member.h"
 #include "base/sequenced_task_runner_helpers.h"
 #include "base/synchronization/waitable_event_watcher.h"
+#include "base/task/cancelable_task_tracker.h"
 #include "base/time/time.h"
 #include "chrome/browser/pepper_flash_settings_manager.h"
 #include "chrome/browser/search_engines/template_url_service.h"
-#include "chrome/common/cancelable_task_tracker.h"
 #if defined(OS_CHROMEOS)
 #include "chromeos/dbus/dbus_method_call_status.h"
 #endif
 #include "url/gurl.h"
 #include "webkit/common/quota/quota_types.h"
 
 class ExtensionSpecialStoragePolicy;
 class IOThread;
 class Profile;
 
@@ skipping 364 matching lines @@
 
   // The origin for the current removal operation.
   GURL remove_origin_;
 
   // From which types of origins should we remove data?
   int origin_set_mask_;
 
   ObserverList<Observer> observer_list_;
 
   // Used if we need to clear history.
-  CancelableTaskTracker history_task_tracker_;
+  base::CancelableTaskTracker history_task_tracker_;
 
   scoped_ptr<TemplateURLService::Subscription> template_url_sub_;
 
   // We do not own this.
   content::StoragePartition* storage_partition_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowsingDataRemover);
 };
 
 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_REMOVER_H_