cros: Laser pointer fades out on release, do not cover palette.

ash/laser/laser_pointer_points_test_api.h

 // Copyright 2016 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_LASER_LASER_POINTER_POINTS_TEST_API_H_
 #define ASH_LASER_LASER_POINTER_POINTS_TEST_API_H_
 
+#include "ash/laser/laser_pointer_points.h"
 #include "base/time/time.h"
 
 namespace ash {
 
-class LaserPointerPoints;
-
 // An api for testing the laser_pointer_points class.
 class LaserPointerPointsTestApi {
  public:
   LaserPointerPointsTestApi(LaserPointerPoints* instance);
   ~LaserPointerPointsTestApi();
 
   int GetNumberOfPoints() const;
   // Moves existing points back in time by |delta| and adds a new point at
   // (0,0).
   void MoveForwardInTime(const base::TimeDelta& delta);
+  LaserPointerPoints::LaserPoint GetPointAtIndex(int index);
 
  private:
-  // The time the new points are added.
-  base::Time new_point_time_;
   LaserPointerPoints* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(LaserPointerPointsTestApi);
 };
 }  // namespace ash
 
 #endif  // ASH_LASER_LASER_POINTER_POINTS_TEST_API_H_