UnityEditor.AnimationUtility.INTERNAL_CALL_GetEditorCurve C# (CSharp) Method

        private static extern AnimationCurve INTERNAL_CALL_GetEditorCurve(AnimationClip clip, ref EditorCurveBinding binding);
        [MethodImpl(MethodImplOptions.InternalCall)]

 public static AnimationCurve GetEditorCurve(AnimationClip clip, EditorCurveBinding binding)
 {
     return(AnimationUtility.INTERNAL_CALL_GetEditorCurve(clip, ref binding));
 }