Template methods on Timer classes instead of the classes themselves.

chrome/browser/spellchecker/feedback_sender.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.
 //
 // An object to record and send user feedback to spelling service. The spelling
 // service uses the feedback to improve its suggestions.
 //
 // Assigns uint32 hash identifiers to spelling suggestions from spelling service
 // and stores these suggestions. Records user's actions on these suggestions.
 // Periodically sends batches of user feedback to the spelling service.
@@ skipping 144 matching lines @@
   // When the session started.
   base::Time session_start_;
 
   // The URL where the feedback data should be sent.
   GURL feedback_service_url_;
 
   // A timer to periodically request a list of document spelling markers from
   // all of the renderers. The timer starts in StartFeedbackCollection() and
   // stops in StopFeedbackCollection(). The timer stops and abandons its tasks
   // on destruction.
-  base::RepeatingTimer<FeedbackSender> timer_;
+  base::RepeatingTimer timer_;
 
   // Feedback senders that need to stay alive for the duration of sending data.
   // If a sender is destroyed before it finishes, then sending feedback will be
   // canceled.
   ScopedVector<net::URLFetcher> senders_;
 
   DISALLOW_COPY_AND_ASSIGN(FeedbackSender);
 };
 
 }  // namespace spellcheck
 
 #endif  // CHROME_BROWSER_SPELLCHECKER_FEEDBACK_SENDER_H_