contract SimpleArbitrationInterface {
    // -------------------------------------------------------------------------------------------
    // ----------------------------- internal helper functions -----------------------------------
    // -------------------------------------------------------------------------------------------

    /// @dev This is a no-op when using simple arbitration.
    /// Extra arbitration data is only needed for ERC792 arbitration.
    function storeArbitrationExtraData(uint, bytes memory) internal { }
}
/**
 @notice A contract that AgreementManagers that implement simple (non-ERC792) arbitration can
 inherit from.
 
 This is currently too simple to be that useful, but things may be added to it in the future.
 */
function storeArbitrationExtraData(uint, bytes memory) internal { }

/// @dev This is a no-op when using simple arbitration.
/// Extra arbitration data is only needed for ERC792 arbitration.