| B | ↗ | A | DriverBaseTrait improved |
| B | ↛ | Driver::isValidOption() removed | |
| A | ↛ | DriverBaseTrait::isValidOption() removed | |
| A | ↛ | DriverBaseTrait::getRequiredOptions() removed | |
| A | ↛ | DriverBaseTrait::getValidOptions() removed | |
| A | ↛ | Driver::getValidOptions() removed | |
| A | ↛ | Driver::getRequiredOptions() removed |