Do not accept fin that would decrease the stream's final offset.
gfe-relnote: protected by gfe2_reloadable_flag_quic_no_decrease_in_final_offset
PiperOrigin-RevId: 276115511
Change-Id: I6c6fa7e6f8a6374aceb7ef0c19756ea3928479c9
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.