Add QuicheDataReader::ReadStringPiece8
This complements ReadStringPiece16 and will be used for CHLO parsing.
gfe-relnote: n/a, new unused code
PiperOrigin-RevId: 305970104
Change-Id: I4d4a17da254fa49ea469ff6be7c7a9d5cfa0347f
QUICHE (QUIC, Http/2, Etc) is Google‘s implementation of QUIC and related protocols. It powers Chromium as well as Google’s QUIC servers and some other projects.