src/vs/workbench/contrib/scm/browser/scmViewPane.ts/SCMTreeKeyboardNavigationLabelProvider/getCompressedNodeKeyboardNavigationLabel
class SCMTreeKeyboardNavigationLabelProvider:	getCompressedNodeKeyboardNavigationLabel(elements: TreeElement[]): { toString(): string | undefined } | undefined {
		const folders = elements as IResourceNode<ISCMResource, ISCMResourceGroup>[];
		return folders.map(e => e.name).join('/');
	}