Template methods on Timer classes instead of the classes themselves.

components/feedback/feedback_uploader.h

 // Copyright 2014 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_FEEDBACK_FEEDBACK_UPLOADER_H_
 #define COMPONENTS_FEEDBACK_FEEDBACK_UPLOADER_H_
 
 #include <queue>
 #include <string>
 
@@ skipping 49 matching lines @@
   // Requeue this report with a delay.
   void RetryReport(const std::string& data);
 
   void QueueReportWithDelay(const std::string& data, base::TimeDelta delay);
 
   void setup_for_test(const ReportDataCallback& dispatch_callback,
                       const base::TimeDelta& retry_delay);
 
   base::FilePath report_path_;
   // Timer to upload the next report at.
-  base::OneShotTimer<FeedbackUploader> upload_timer_;
+  base::OneShotTimer upload_timer_;
   // Priority queue of reports prioritized by the time the report is supposed
   // to be uploaded at.
   std::priority_queue<scoped_refptr<FeedbackReport>,
                       std::vector<scoped_refptr<FeedbackReport> >,
                       ReportsUploadTimeComparator> reports_queue_;
 
   ReportDataCallback dispatch_callback_;
   base::TimeDelta retry_delay_;
   std::string url_;
   base::SequencedWorkerPool* pool_;
 
   DISALLOW_COPY_AND_ASSIGN(FeedbackUploader);
 };
 
 }  // namespace feedback
 
 #endif  // COMPONENTS_FEEDBACK_FEEDBACK_UPLOADER_H_