private void updateListingDiff() {
		try {
			listingDiff.setCorrelation(addressCorrelator);
		}
		catch (MemoryAccessException e) {
			Msg.error(this, "Failed to load correlator", e);
		}
	}
Notification that a program location changed on one side.
@param side the side that changed
@param location the new location for the given side
@param trigger the trigger for the change
Ghidra/Features/Base/src/main/java/ghidra/features/base/codecompare/listing/ListingCodeComparisonPanel.java