protected void addDataTypeSource(DataTypeManager source) {
		dtSources.add(new DataTypeParser(source, dtm, null, AllowedDataTypes.ALL));
	}
Add another data type manager as a possible source of data types

@see #type(String)
@param source the additional data type manager
Ghidra/Features/SystemEmulation/src/main/java/ghidra/pcode/struct/StructuredSleigh.java