message: Set default value for usedZeroRtt in TransportInfo struct
  Summary: Set default value to `false` for `usedZeroRtt` in `TransportInfo` struct.
diff: @@ -229,7 +229,7 @@ class QuicSocket {
  uint32_t totalPTOCount{0};
  folly::Optional<PacketNum> largestPacketAckedByPeer;
  folly::Optional<PacketNum> largestPacketSent;
  - bool usedZeroRtt;
  + bool usedZeroRtt{false};
  // State from congestion control module, if one is installed.
  folly::Optional<CongestionController::State> maybeCCState;
  };
  