protected void importFunctions() throws CancelledException, IOException, DWARFException {
		buildMockDIEIndexes();
		dwarfDTM.importAllDataTypes(monitor);

		DWARFFunctionImporter dfi = new DWARFFunctionImporter(dwarfProg, monitor);
		dfi.importFunctions();
	}
Base class for unit tests needing DWARF DIEs.  Provides 2 DWARF compile-units and helper
methods to create DIE records.
Ghidra/Features/Base/src/test/java/ghidra/app/util/bin/format/dwarf/DWARFTestBase.java