@Override
  public long calculateDelegateCodeGasRefund(final long alreadyExistingAccounts) {
    return existingAccountGasRefund * alreadyExistingAccounts;
  }
Instantiates a new Prague Gas Calculator

@param maxPrecompile the max precompile
evm/src/main/java/org/hyperledger/besu/evm/gascalculator/PragueGasCalculator.java