Remove string libraries from //third_party/quic/platform.

The removed libraries have migrated to //third_party/quiche.

See:
  * //third_party/quiche/common/platform/api:quiche_str_cat_lib
  * //third_party/quiche/common/platform/api:quiche_string_piece_lib
  * //third_party/quiche/common/platform/api:quiche_text_utils_lib

gfe-relnote: n/a, no functional change
PiperOrigin-RevId: 285420767
Change-Id: I274bc31fd12599790f2e8d5fa227a244fd41e158
5 files changed
tree: a90e03fe30509e11dbacec3a6ccb437279c58ce8
  1. common/
  2. epoll_server/
  3. http2/
  4. quic/
  5. spdy/
  6. CONTRIBUTING.md
  7. LICENSE
  8. README.md
README.md

QUICHE

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.