message: Lower error severity to VLOG(4)
  Summary: This is not really an error, just the app being over-eager to reset a stream that can't be reset.  Leaving TODO since we may yet make it an illegal state transition.
diff: @@ -80,7 +80,7 @@ inline void Handler<
  StreamEvents::SendReset&&,
  QuicStreamState& stream) {
  // TODO: remove this as a valid state transition
  - LOG(ERROR) << "Ignoring SendReset from closed state. This may be a bug";
  + VLOG(4) << "Ignoring SendReset from closed state.";
  // Discard the send reset.
  }
  } // namespace quic
  