tree e430e5a92eac1bac74264f9888459e928b0c1d62
parent 921bcf91f2a1b2526eb351c00bc98741adff0fa2
author haoyuewang <haoyuewang@google.com> 1602796872 -0700
committer Copybara-Service <copybara-worker@google.com> 1602796907 -0700

Add kAFF1 enabling the usage of smoothed RTT in the computation of ack delay in AckFrequencyFrame.

Protected by FLAGS_quic_reloadable_flag_quic_can_send_ack_frequency.

PiperOrigin-RevId: 337381712
Change-Id: Icdc57863d57e54a516fe73139903e974097800e5