src/vs/workbench/browser/parts/activitybar/activitybarPart.ts/ActivitybarPart/addComposite
class ActivitybarPart:	private addComposite(viewContainer: ViewContainer): void {
		this.compositeBar.addComposite({ id: viewContainer.id, name: typeof viewContainer.title === 'string' ? viewContainer.title : viewContainer.title.value, order: viewContainer.order, requestedIndex: viewContainer.requestedIndex });
	}