public Structure createDataType(DataTypeManager dtm, CategoryPath categoryPath) {
		if (!isBuilt) { // what if we want to rebuild... what should we do?
			build(dtm, categoryPath);
		}
		return tableStructure;
	}
Returns the built data type for this vftable for the current entries
@param dtm the data type manager
@param categoryPath category path for the table
@return the structure of the vftable
Ghidra/Features/PDB/src/main/java/ghidra/app/util/pdb/classtype/VirtualFunctionTable.java