This is a forward fix for https://webrtc-review.googlesource.com/c/src/+/354622 that breaks client code using nalus_length. No-Try: true Change-Id: Ic0fc41696e408adefe4eb8792150a64b1eab49da Bug: None Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/354840 Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Commit-Queue: Jeremy Leconte <jleconte@google.com> Owners-Override: Jeremy Leconte <jleconte@google.com> Cr-Commit-Position: refs/heads/main@{#42493}