UnityEngine.VR.WSA.SurfaceObserver.Internal_Update C# (CSharp) Method

        private static extern void Internal_Update(IntPtr observer, SurfaceChangedDelegate onSurfaceChanged);
        [RequiredByNativeCode]

 public void Update(SurfaceObserver.SurfaceChangedDelegate onSurfaceChanged)
 {
     if (onSurfaceChanged == null)
     {
         throw new ArgumentNullException("onSurfaceChanged");
     }
     SurfaceObserver.Internal_Update(this.m_Observer, onSurfaceChanged);
 }