Move CancelableTaskTracker to //base/task/CancelableTaskTracker.

chrome/browser/chromeos/policy/device_status_collector.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_CHROMEOS_POLICY_DEVICE_STATUS_COLLECTOR_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_STATUS_COLLECTOR_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "base/task/cancelable_task_tracker.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/chromeos/version_loader.h"
 #include "chrome/browser/idle.h"
-#include "chrome/common/cancelable_task_tracker.h"
 #include "components/policy/core/common/cloud/cloud_policy_client.h"
 #include "content/public/browser/geolocation_provider.h"
 #include "content/public/common/geoposition.h"
 
 namespace chromeos {
 class CrosSettings;
 namespace system {
 class StatisticsProvider;
 }
 }
@@ skipping 141 matching lines @@
   int64 last_reported_day_;
   int duration_for_last_reported_day_;
 
   // Whether a geolocation update is currently in progress.
   bool geolocation_update_in_progress_;
 
   base::RepeatingTimer<DeviceStatusCollector> idle_poll_timer_;
   base::OneShotTimer<DeviceStatusCollector> geolocation_update_timer_;
 
   chromeos::VersionLoader version_loader_;
-  CancelableTaskTracker tracker_;
+  base::CancelableTaskTracker tracker_;
 
   std::string os_version_;
   std::string firmware_version_;
 
   content::Geoposition position_;
 
   chromeos::system::StatisticsProvider* statistics_provider_;
 
   chromeos::CrosSettings* cros_settings_;
 
@@ skipping 25 matching lines @@
       network_interfaces_subscription_;
   scoped_ptr<chromeos::CrosSettings::ObserverSubscription>
       users_subscription_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceStatusCollector);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_STATUS_COLLECTOR_H_