tree d1d35ee474159a7312f79791b4ef37c78060d7ac
parent d18fe67a2b86b4b0331f28a74a10296bf999deb7
author fayang <fayang@google.com> 1600901351 -0700
committer Copybara-Service <copybara-worker@google.com> 1600901381 -0700

Discard initial key right after a HANDSHAKE packet has been sent and unify the fixes for missing initial keys. This goal is to make sure an endpoint never tries to serialize initial frames (could be pending frames or re-serialize initial packet in the coalescer)
while initial key gets dropped.

Protected by FLAGS_quic_reloadable_flag_quic_fix_missing_initial_keys.

PiperOrigin-RevId: 333389633
Change-Id: I7126a9fcd96e0ac3b2a70bd695b9885c2c137e88