Protobuf strings have to be UTF-8 encoded or 7-bit ASCII. PiperOrigin-RevId: 195902557 Change-Id: I9800afd47ecfa6615e28a2cce7f2532f04f10763
PiperOrigin-RevId: 194583126 Change-Id: Ica1d8821a90f74e7e745962d71801c598c652463