public AssetsTreeViewGUI(TreeViewController treeView) : base(treeView)
{
base.iconOverlayGUI = (Action<TreeViewItem, Rect>) Delegate.Combine(base.iconOverlayGUI, new Action<TreeViewItem, Rect>(this, (IntPtr) this.OnIconOverlayGUI));
base.k_TopRowMargin = 4f;
}