tree 8513df752ef0da9d3cf9f013010ee5396a6bd555
parent eedb91b76cff149505e4c1e6ee815e2ca2e908eb
author renjietang <renjietang@google.com> 1563924793 -0700
committer Copybara-Service <copybara-worker@google.com> 1563994578 -0700

Simplify header lengths field.

headers_lengths and trailers_lengths are only used for their payload length, so we might as well only store payload lengths.

gfe-relnote: v99 only, not protected.
PiperOrigin-RevId: 259636587
Change-Id: I455864328f5c37cb3ba4d080d29f4c2e87e6597d