Template methods on Timer classes instead of the classes themselves.

ui/base/x/selection_requestor.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 UI_BASE_X_SELECTION_REQUESTOR_H_
 #define UI_BASE_X_SELECTION_REQUESTOR_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 128 matching lines @@
   // PerformBlockingConvertSelection() and are removed and destroyed right
   // before the method terminates.
   std::vector<Request*> requests_;
 
   // The index of the currently active request in |requests_|. The active
   // request is the request for which XConvertSelection() has been
   // called and for which we are waiting for a SelectionNotify response.
   size_t current_request_index_;
 
   // Used to abort requests if the selection owner takes too long to respond.
-  base::RepeatingTimer<SelectionRequestor> abort_timer_;
+  base::RepeatingTimer abort_timer_;
 
   X11AtomCache atom_cache_;
 
   DISALLOW_COPY_AND_ASSIGN(SelectionRequestor);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_X_SELECTION_REQUESTOR_H_