src/vs/workbench/contrib/codeEditor/browser/outline/documentSymbolsTree.ts/DocumentSymbolGroupRenderer/renderElement
class DocumentSymbolGroupRenderer:	renderElement(node: ITreeNode<OutlineGroup, FuzzyScore>, _index: number, template: DocumentSymbolGroupTemplate): void {
		template.label.set(node.element.label, createMatches(node.filterData));
	}