src/vs/platform/windows/electron-main/window.ts/CodeWindow/createTouchBarGroupSegments
class CodeWindow:	private createTouchBarGroupSegments(items: ISerializableCommandAction[] = []): ITouchBarSegment[] {
		const segments: ITouchBarSegment[] = items.map(item => {
			let icon: NativeImage | undefined;
			if (item.icon && !ThemeIcon.isThemeIcon(item.icon) && item.icon?.dark?.scheme === Schemas.file) {
				icon = nativeImage.createFromPath(URI.revive(item.icon.dark).fsPath);
				if (icon.isEmpty()) {
					icon = undefined;
				}
			}

			let title: string;
			if (typeof item.title === 'string') {
				title = item.title;
			} else {
				title = item.title.value;
			}

			return {
				id: item.id,
				label: !icon ? title : undefined,
				icon
			};
		});

		return segments;
	}