tree 28087ebc7455cb32cda1ef0cf207cffc45151949
parent 8669934fbe32f5ba1817f76acbd1e873c2db1fb8
author dschinazi <dschinazi@google.com> 1644513168 -0800
committer Copybara-Service <copybara-worker@google.com> 1644513207 -0800

Deprecate quic_ignore_key_update_not_yet_supported

Context: before this implementation supported IETF QUIC key updates, we introduced a custom "key_update_not_yet_supported" transport parameter that was sent to indicate this version of the code did not support key updates. When we implemented key updates, we stopped sending the transport parameter, but would disable them if we received the transport parameter.  This CL deprecates gfe2_reloadable_flag_quic_ignore_key_update_not_yet_supported which means that we now no longer act on receiving the transport parameter at all. Now that this transport parameter is no longer sent or parsed, it can be fully removed, along with all the machinery to negotiate key updates.

Note that CL was originally reviewed at cl/425663257 and was rolled back via cl/426198777. We are now rolling this forward since we have fixed the Chrome merge issues via https://crrev.com/c/3451177. This CL does not have any changes from cl/425663257.

PiperOrigin-RevId: 427765515