Template methods on Timer classes instead of the classes themselves.

chrome/browser/upgrade_detector.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_UPGRADE_DETECTOR_H_
 #define CHROME_BROWSER_UPGRADE_DETECTOR_H_
 
 #include "base/timer/timer.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "ui/base/idle/idle.h"
@@ skipping 145 matching lines @@
 
   // Whether the user has acknowledged the critical update.
   bool critical_update_acknowledged_;
 
   // Whether a factory reset is needed to complete an update.
   bool is_factory_reset_required_;
 
   // A timer to check to see if we've been idle for long enough to show the
   // critical warning. Should only be set if |upgrade_available_| is
   // UPGRADE_AVAILABLE_CRITICAL.
-  base::RepeatingTimer<UpgradeDetector> idle_check_timer_;
+  base::RepeatingTimer idle_check_timer_;
 
   // The stage at which the annoyance level for upgrade notifications is at.
   UpgradeNotificationAnnoyanceLevel upgrade_notification_stage_;
 
   // Whether we have waited long enough after detecting an upgrade (to see
   // is we should start nagging about upgrading).
   bool notify_upgrade_;
 
   DISALLOW_COPY_AND_ASSIGN(UpgradeDetector);
 };
 
 #endif  // CHROME_BROWSER_UPGRADE_DETECTOR_H_