src/vs/base/browser/ui/tree/asyncDataTree.ts/CompressibleAsyncDataTreeRenderer/disposeCompressedElements
class CompressibleAsyncDataTreeRenderer:	disposeCompressedElements(node: ITreeNode<ICompressedTreeNode<IAsyncDataTreeNode<TInput, T>>, TFilterData>, index: number, templateData: IDataTreeListTemplateData<TTemplateData>, height: number | undefined): void {
		if (this.renderer.disposeCompressedElements) {
			this.renderer.disposeCompressedElements(this.compressibleNodeMapperProvider().map(node) as ITreeNode<ICompressedTreeNode<T>, TFilterData>, index, templateData.templateData, height);
		}
	}