public void addExistingClassStructure(Structure classStructure) {
		if (classStructure == null) {
			return;
		}
		existingClassStructure = classStructure;
		hasExistingClassStructure = true;
		return;
	}
The Class that describes object oriented classes that exist in the program
Ghidra/Features/Decompiler/ghidra_scripts/classrecovery/RecoveredClass.java