Removes all current settings belonging to this list item from the settings bundle. This is called from SaveToSettingsGroup(ISettingsGroup, String) to ensure that all list items in the settings are removed from the stored list before saving a new set of list items. Implementations may be required if the settings object is of a complex type such as another list, otherwise this can be left empty.

Deserializes and re-populates the list item from the settings group.

Serializes and saves the list item to the settings group.