@Override
	public FieldFactory newInstance(FieldFormatModel formatModel,
			ListingHighlightProvider highlightProvider, ToolOptions displayOptions,
			ToolOptions fieldOptions) {
		return new TaintFieldFactory(formatModel, highlightProvider, displayOptions, fieldOptions);
	}
A field factory for "Taint" in the Listing panels

<p>
This implements an interface that is part of the core framework, even lower than the Debugger
framework. I used the "sample" module's {@code EntropyFieldFactory} for reference.
Ghidra/Debug/TaintAnalysis/src/main/java/ghidra/taint/gui/field/TaintFieldFactory.java