@Override
	public DomainObjectMergeManager getMergeManager(DomainObject resultsObj, DomainObject sourceObj,
			DomainObject originalObj, DomainObject latestObj) {
		return ProgramMultiUserMergeManagerFactory.getMergeManager(resultsObj, sourceObj,
			originalObj, latestObj);
	}
<code>ProgramContentHandler</code> converts between Program instantiations
and FolderItem storage.  This class also produces the appropriate Icon for 
Program files.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/ProgramContentHandler.java