private void writeLocationState(SaveState saveState) {
		if (currentLocation != null) {
			currentLocation.saveState(saveState);
		}
		ViewerPosition vp = listingPanel.getFieldPanel().getViewerPosition();
		saveState.putInt("INDEX", vp.getIndexAsInt());
		saveState.putInt("Y_OFFSET", vp.getYOffset());

	}
Extension point to specify titles when dual panels are active

@param panelProgram the program assigned to the panel whose title is requested
@return the title of the panel for the given program
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/codebrowser/CodeViewerProvider.java