Template methods on Timer classes instead of the classes themselves.

storage/browser/quota/quota_database.h

 // Copyright 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 STORAGE_BROWSER_QUOTA_QUOTA_DATABASE_H_
 #define STORAGE_BROWSER_QUOTA_QUOTA_DATABASE_H_
 
 #include <set>
 #include <string>
 
@@ skipping 156 matching lines @@
   bool DumpQuotaTable(const QuotaTableCallback& callback);
   bool DumpOriginInfoTable(const OriginInfoTableCallback& callback);
 
   base::FilePath db_file_path_;
 
   scoped_ptr<sql::Connection> db_;
   scoped_ptr<sql::MetaTable> meta_table_;
   bool is_recreating_;
   bool is_disabled_;
 
-  base::OneShotTimer<QuotaDatabase> timer_;
+  base::OneShotTimer timer_;
 
   friend class content::QuotaDatabaseTest;
   friend class QuotaManager;
 
   static const TableSchema kTables[];
   static const IndexSchema kIndexes[];
 
   DISALLOW_COPY_AND_ASSIGN(QuotaDatabase);
 };
 
 }  // namespace storage
 
 #endif  // STORAGE_BROWSER_QUOTA_QUOTA_DATABASE_H_