message: Check that certain test util functions write crypto frame successfully
  Summary: Check that certain test util functions write crypto frame successfully
diff: @@ -332,7 +332,8 @@ RegularQuicPacketBuilder::Packet createInitialCryptoPacket(
  }
  builder->encodePacketHeader();
  builder->accountForCipherOverhead(aead.getCipherOverhead());
  - writeCryptoFrame(offset, data.clone(), *builder);
  + auto res = writeCryptoFrame(offset, data.clone(), *builder);
  + CHECK(res.hasValue()) << "failed to write crypto frame";
  return std::move(*builder).buildPacket();
  }
  @@ -374,7 +375,8 @@ RegularQuicPacketBuilder::Packet createCryptoPacket(
  packetSizeLimit, std::move(*header), largestAcked);
  builder.encodePacketHeader();
  builder.accountForCipherOverhead(aead.getCipherOverhead());
  - writeCryptoFrame(offset, data.clone(), builder);
  + auto res = writeCryptoFrame(offset, data.clone(), builder);
  + CHECK(res.hasValue()) << "failed to write crypto frame";
  return std::move(builder).buildPacket();
  }
  