private void fixupLatestExternalTypeChanges(long originalID, long latestID) {
		// The type was changed. Convert this from a "Remove/Add" to a "Change".
		latestModifiedIDs.add(latestID);
		latestRemovedOriginalIDs.remove(originalID);
		latestAddIDs.remove(latestID);
		originalToLatestHash.put(originalID, latestID);
		latestToOriginalHash.put(latestID, originalID);
	}
Determine the type of changes to the symbols in the LATEST and MY (CheckedOut) program.
Changes can be symbol removed, added, changed, renamed, and set to primary.
@param monitor task monitor for displaying progress to the user
@throws CancelledException if the user cancels the merge.
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/ExternalFunctionMerger.java