Template methods on Timer classes instead of the classes themselves.

ash/shelf/shelf_layout_manager.h

 // Copyright 2012 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 ASH_SHELF_SHELF_LAYOUT_MANAGER_H_
 #define ASH_SHELF_SHELF_LAYOUT_MANAGER_H_
 
 #include <vector>
 
 #include "ash/ash_export.h"
@@ skipping 347 matching lines @@
   // Current state.
   State state_;
 
   ShelfWidget* shelf_;
 
   WorkspaceController* workspace_controller_;
 
   // Do any windows overlap the shelf? This is maintained by WorkspaceManager.
   bool window_overlaps_shelf_;
 
-  base::OneShotTimer<ShelfLayoutManager> auto_hide_timer_;
+  base::OneShotTimer auto_hide_timer_;
 
   // Whether the mouse was over the shelf when the auto hide timer started.
   // False when neither the auto hide timer nor the timer task are running.
   bool mouse_over_shelf_when_auto_hide_timer_started_;
 
   // EventFilter used to detect when user moves the mouse over the shelf to
   // trigger showing the shelf.
   scoped_ptr<AutoHideEventFilter> auto_hide_event_filter_;
 
   // EventFilter used to detect when user issues a gesture on a bezel sensor.
@@ skipping 35 matching lines @@
 
   // The show hide animation duration override or 0 for default.
   int duration_override_in_ms_;
 
   DISALLOW_COPY_AND_ASSIGN(ShelfLayoutManager);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELF_SHELF_LAYOUT_MANAGER_H_