tree 0c40d50c69542fddd93740fd3b17e91555f22b01
parent 0054cc6b9d15b6e9f92be7dafd0b89d7a891fcad
author bnc <bnc@google.com> 1586527417 -0700
committer Copybara-Service <copybara-worker@google.com> 1586527451 -0700

gfe-relnote: Change QuicRstStream::ietf_error_code to 64 bits and move it out of the union with error_code.  Behavior change in IETF QUIC only, protected by gfe2_reloadable_flag_quic_enable_version_draft_25_v3 and gfe2_reloadable_flag_quic_enable_version_draft_27.

Multiple tests rely on ietf_error_code being set to the value of error_code.
However, if they stay in a union, and ietf_error_code is changed to 64 bits,
then the upper bits will be unitialized, because error_code has fewer bits.
Fortunately I was planning to move them out of the union so that upper layers
can still interact with QuicRstStreamErrorCode regardless of QUIC version.

PiperOrigin-RevId: 305870819
Change-Id: Iae47ede459094ade6f9dc7fddfc9acadb82fa417