UnityEditor.CurveMenuManager.SetBroken C# (CSharp) Method

        public void SetBroken(object _keysToSet)
        {
            List<ChangedCurve> list = new List<ChangedCurve>();
            List<KeyIdentifier> list2 = (List<KeyIdentifier>) _keysToSet;
            foreach (KeyIdentifier identifier in list2)
            {
                AnimationCurve curve = identifier.curve;
                Keyframe key = identifier.keyframe;
                AnimationUtility.SetKeyBroken(ref key, true);
                if ((AnimationUtility.GetKeyRightTangentMode(key) == AnimationUtility.TangentMode.ClampedAuto) || (AnimationUtility.GetKeyRightTangentMode(key) == AnimationUtility.TangentMode.Auto))
                {
                    AnimationUtility.SetKeyRightTangentMode(ref key, AnimationUtility.TangentMode.Free);
                }
                if ((AnimationUtility.GetKeyLeftTangentMode(key) == AnimationUtility.TangentMode.ClampedAuto) || (AnimationUtility.GetKeyLeftTangentMode(key) == AnimationUtility.TangentMode.Auto))
                {
                    AnimationUtility.SetKeyLeftTangentMode(ref key, AnimationUtility.TangentMode.Free);
                }
                curve.MoveKey(identifier.key, key);
                AnimationUtility.UpdateTangentsFromModeSurrounding(curve, identifier.key);
                ChangedCurve item = new ChangedCurve(curve, identifier.curveId, identifier.binding);
                if (!list.Contains(item))
                {
                    list.Add(item);
                }
            }
            this.updater.UpdateCurves(list, "Set Tangents");
        }