private List<MarginProvider> getNonResizeableMarginProviders() {
		if (marginProviders.isEmpty()) {
			return marginProviders;
		}
		MarginProvider firstMarginProvider = marginProviders.get(0);
		if (firstMarginProvider.isResizeable()) {
			return marginProviders.subList(1, marginProviders.size());
		}
		return marginProviders;
	}
Adds the MarginProvider to this panel

@param provider the MarginProvider that will provide components to display in this panel's
           left margin area.
Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/listingpanel/ListingPanel.java