[CSM-160] Removing checks enableing functions to deal with errors themselves.
[CSM-160] Removing checks enableing functions to deal with errors themselves.

input-output-hk/cardano-sl,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl-explorer,input-output-hk/cardano-sl,input-output-hk/cardano-sl,input-output-hk/cardano-sl-explorer,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl-explorer,input-output-hk/pos-haskell-prototype,input-output-hk/cardano-sl