public default boolean addPreferredValues(Object settingsOwner, Set<String> set) {
		// TODO: improve specification of settingsOwner
		return false;
	}
Add preferred setting values to the specified set as obtained from the specified
settingsOwner.
@param settingsOwner settings owner from which a definition may query preferred values.
Supported values are specific to this settings definition.  An unsupported settingsOwner
will return false.
@param set value set to which values should be added
@return true if settingsOwner is supported and set updated, else false.
Ghidra/Framework/Docking/src/main/java/ghidra/docking/settings/StringSettingsDefinition.java