MTI860_VR_Multi_Controller/Assets/SteamVR/Extras/SteamVR_CameraHelper.cs

using UnityEngine;
using System.Collections;

namespace Valve.VR
{
	public class SteamVR_CameraHelper : MonoBehaviour
	{
		void Start()
		{
#if OPENVR_XR_API && UNITY_LEGACY_INPUT_HELPERS
			if (this.gameObject.GetComponent<UnityEngine.SpatialTracking.TrackedPoseDriver>() == null)
			{
				this.gameObject.AddComponent<UnityEngine.SpatialTracking.TrackedPoseDriver>();
			}
#endif
		}
	}
}