tree 2b2b1b1cb7da8eeb5b4638244db7d2ed61b00504
parent 8efd38e7bb772bbd69e9a67bdd1d7462acb3feff
author martinduke <martinduke@google.com> 1731082296 -0800
committer Copybara-Service <copybara-worker@google.com> 1731082351 -0800

Add ECN counters to ACKs sent by the QuicBufferedPacketStore.

Also add a test that checks for the existence of the ACK, with the ECN count.

Protected by quic_reloadable_flag_quic_ecn_in_first_ack.

PiperOrigin-RevId: 694503577