private void doDelete(DataTypeComponentDB dtc) throws IOException {
		dtc.getDataType().removeParent(this);
		removeComponentRecord(dtc.getKey());
	}
Removes a defined component without any alteration to other components or the components 
list and removes parent association for component datatype.
@param dtc datatype component
@throws IOException if an IO error occurs
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/data/StructureDB.java