@Override
	public boolean isVersioned() {
		DomainFile df = getLinkedFileNoError();
		return df != null ? df.isVersioned() : false;
	}
{@code LinkedGhidraFile} corresponds to a {@link DomainFile} contained within a
{@link LinkedGhidraFolder}.
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/LinkedGhidraFile.java