Simplify code
Simplify code


Former-commit-id: 61bc9f3db61ba7a06c7da3c7ad65818313f3bb8d
exonum/exonum,alekseysidorov/exonum,exonum/exonum,exonum/exonum,alekseysidorov/exonum,alekseysidorov/exonum,alekseysidorov/exonum,exonum/exonum