private void cleanupIdArrays() {
		latestRemoveIDs = null;
		latestModifiedIDs = null;
		latestRenameIDs = null;
//		latestCommentChangeIDs = null;
		latestSourceChangeIDs = null;
		latestAnchorChangeIDs = null;
		latestPrimaryChangeIDs = null;
		myRemoveIDs = null;
		myModifiedIDs = null;
		myRenameIDs = null;
//		myCommentChangeIDs = null;
		mySourceChangeIDs = null;
		myAnchorChangeIDs = null;
		myPrimaryChangeIDs = null;
	}
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/SymbolMerger.java