Template methods on Timer classes instead of the classes themselves.

ui/chromeos/touch_exploration_controller.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 UI_CHROMEOS_TOUCH_EXPLORATION_CONTROLLER_H_
 #define UI_CHROMEOS_TOUCH_EXPLORATION_CONTROLLER_H_
 
 #include "base/time/tick_clock.h"
 #include "base/timer/timer.h"
 #include "base/values.h"
@@ skipping 418 matching lines @@
   // Stores the most recent event from a finger that is currently not
   // sending events through, but might in the future (e.g. before a finger
   // enters double-tap-hold passthrough, we need to update its location.)
   scoped_ptr<ui::TouchEvent> last_unused_finger_event_;
 
   // The last synthesized mouse move event. When the user double-taps,
   // we send the passed-through tap to the location of this event.
   scoped_ptr<ui::TouchEvent> last_touch_exploration_;
 
   // A timer that fires after the double-tap delay.
-  base::OneShotTimer<TouchExplorationController> tap_timer_;
+  base::OneShotTimer tap_timer_;
 
   // A timer that fires to enter passthrough.
-  base::OneShotTimer<TouchExplorationController> passthrough_timer_;
+  base::OneShotTimer passthrough_timer_;
 
   // A timer to fire an indicating sound when sliding to change volume.
-  base::RepeatingTimer<TouchExplorationController> sound_timer_;
+  base::RepeatingTimer sound_timer_;
 
   // A default gesture detector config, so we can share the same
   // timeout and pixel slop constants.
   ui::GestureDetector::Config gesture_detector_config_;
 
   // Gesture Handler to interpret the touch events.
   scoped_ptr<ui::GestureProviderAura> gesture_provider_;
 
   // The previous state entered.
   State prev_state_;
@@ skipping 14 matching lines @@
   std::map<int, base::Closure> right_swipe_gestures_;
   std::map<int, base::Closure> up_swipe_gestures_;
   std::map<int, base::Closure> down_swipe_gestures_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchExplorationController);
 };
 
 }  // namespace ui
 
 #endif  // UI_CHROMEOS_TOUCH_EXPLORATION_CONTROLLER_H_