
The list of charsets is already hard-coded, and using `Charset` types ensures they will all be present at run-time, hence we will never encounter an 'unsupported' charset. PiperOrigin-RevId: 491324466
The list of charsets is already hard-coded, and using `Charset` types ensures they will all be present at run-time, hence we will never encounter an 'unsupported' charset. PiperOrigin-RevId: 491324466