src/vs/workbench/contrib/welcomeGettingStarted/browser/gettingStartedService.ts/convertInternalMediaPathsToBrowserURIs
const convertInternalMediaPathsToBrowserURIs = (path: string | { hc: string; hcLight?: string; dark: string; light: string }): { hcDark: URI; hcLight: URI; dark: URI; light: URI } => {
	if (typeof path === 'string') {
		const converted = convertInternalMediaPathToBrowserURI(path);
		return { hcDark: converted, hcLight: converted, dark: converted, light: converted };
	} else {
		return {
			hcDark: convertInternalMediaPathToBrowserURI(path.hc),
			hcLight: convertInternalMediaPathToBrowserURI(path.hcLight ?? path.light),
			light: convertInternalMediaPathToBrowserURI(path.light),
			dark: convertInternalMediaPathToBrowserURI(path.dark)
		};
	}
};