static CppCompositeType createE_struct(VxtManager vxtManager, boolean is64Bit) {
		return is64Bit ? createE_struct64(vxtManager) : createE_struct32(vxtManager);
	}
This is not part of the DataTypeManager API... it is only for testing when needing
 to clear results because of another run that creates the same-named types
Ghidra/Features/PDB/src/test/java/ghidra/app/util/pdb/pdbapplicator/CppCompositeTypeTest.java