private long getExternalResultIDFromMyID(long mySymbolID) throws NoValueException {
		try {
			return myResolvedSymbols.get(mySymbolID);
		}
		catch (NoValueException e) {
			if (resultPgm.getSymbolTable().getSymbol(mySymbolID) != null) {
				return mySymbolID;
			}
			throw e;
		}
	}
Replace the fallthroughs where possible. 
@param addressSet the address set where fallthroughs should be replaced
@param chosenConflictOption indicator of where to get references from (KEEP_ORIGINAL, KEEP_LATEST, KEEP_MY).
@param monitor task monitor
@throws CancelledException if user cancels.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/ReferenceMerger.java