Template methods on Timer classes instead of the classes themselves.

content/browser/indexed_db/indexed_db_transaction.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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_TRANSACTION_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_TRANSACTION_H_
 
 #include <queue>
 #include <set>
 #include <stack>
@@ skipping 157 matching lines @@
   bool backing_store_transaction_begun_;
 
   bool should_process_queue_;
   int pending_preemptive_events_;
 
   std::set<IndexedDBCursor*> open_cursors_;
 
   // This timer is started after requests have been processed. If no subsequent
   // requests are processed before the timer fires, assume the script is
   // unresponsive and abort to unblock the transaction queue.
-  base::OneShotTimer<IndexedDBTransaction> timeout_timer_;
+  base::OneShotTimer timeout_timer_;
 
   Diagnostics diagnostics_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_TRANSACTION_H_