unity/EditorPlugin/SinceUnity.7000.0/FindUsages/Window/FindUsagesTreeView.cs [82:110]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
        var animator = new FindUsagePathElement(3) {id = 4, displayName = "Animator"};
        var startId = 200_000;
        foreach (var animatorElement in myState.AnimatorElements.ToArray())
        {
            CreateAnimatorSubTree(animator, animatorElement, ref startId);
        }
        return animator;
    }

    private void CreateAnimatorSubTree([NotNull] FindUsagePathElement findUsagePathElement,
                                       [NotNull] AnimatorElement animatorElement, ref int id)
    {
        var currentParent = findUsagePathElement;
        for (int i = 0, pathElementsLength = animatorElement.PathElements.Length; i < pathElementsLength; i++)
        {
            var icon = i == pathElementsLength - 1
                ? animatorElement.TerminalNodeImage
                : AnimatorElement.AnimatorStateMachineIcon;
            var findUsagesTreeViewItem = new FindUsagesTreeViewItem(id, animatorElement)
            {
                id = id,
                displayName = animatorElement.PathElements[i],
                icon = (Texture2D) EditorGUIUtility.IconContent(icon).image
            };
            myFindResultItems[id] = findUsagesTreeViewItem;
            myAnimatorItemIdToPathElementsCount[id] = i + 1;
            currentParent.AddChild(findUsagesTreeViewItem);
            currentParent = findUsagesTreeViewItem;
            id++;
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -



unity/EditorPlugin/Unity.2019.2/FindUsages/Window/FindUsagesTreeView.cs [82:110]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
        var animator = new FindUsagePathElement(3) {id = 4, displayName = "Animator"};
        var startId = 200_000;
        foreach (var animatorElement in myState.AnimatorElements.ToArray())
        {
            CreateAnimatorSubTree(animator, animatorElement, ref startId);
        }
        return animator;
    }

    private void CreateAnimatorSubTree([NotNull] FindUsagePathElement findUsagePathElement,
                                       [NotNull] AnimatorElement animatorElement, ref int id)
    {
        var currentParent = findUsagePathElement;
        for (int i = 0, pathElementsLength = animatorElement.PathElements.Length; i < pathElementsLength; i++)
        {
            var icon = i == pathElementsLength - 1
                ? animatorElement.TerminalNodeImage
                : AnimatorElement.AnimatorStateMachineIcon;
            var findUsagesTreeViewItem = new FindUsagesTreeViewItem(id, animatorElement)
            {
                id = id,
                displayName = animatorElement.PathElements[i],
                icon = (Texture2D) EditorGUIUtility.IconContent(icon).image
            };
            myFindResultItems[id] = findUsagesTreeViewItem;
            myAnimatorItemIdToPathElementsCount[id] = i + 1;
            currentParent.AddChild(findUsagesTreeViewItem);
            currentParent = findUsagesTreeViewItem;
            id++;
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -