Template methods on Timer classes instead of the classes themselves.

components/variations/variations_request_scheduler_mobile.h

 // Copyright (c) 2013 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 COMPONENTS_VARIATIONS_VARIATIONS_REQUEST_SCHEDULER_MOBILE_H_
 #define COMPONENTS_VARIATIONS_VARIATIONS_REQUEST_SCHEDULER_MOBILE_H_
 
 #include "base/bind.h"
 #include "components/variations/variations_request_scheduler.h"
 
@@ skipping 21 matching lines @@
                            OnAppEnterForegroundNoRun);
   FRIEND_TEST_ALL_PREFIXES(VariationsRequestSchedulerMobileTest,
                            OnAppEnterForegroundRun);
   FRIEND_TEST_ALL_PREFIXES(VariationsRequestSchedulerMobileTest,
                            OnAppEnterForegroundOnStartup);
 
   // The local state instance that provides the last fetch time.
   PrefService* local_state_;
 
   // Timer used for triggering a delayed fetch for ScheduleFetch().
-  base::OneShotTimer<VariationsRequestSchedulerMobile> schedule_fetch_timer_;
+  base::OneShotTimer schedule_fetch_timer_;
 
   // The time the last seed request was initiated.
   base::Time last_request_time_;
 
   DISALLOW_COPY_AND_ASSIGN(VariationsRequestSchedulerMobile);
 };
 
 }  // namespace variations
 
 #endif  // COMPONENTS_VARIATIONS_VARIATIONS_REQUEST_SCHEDULER_MOBILE_H_