private void handleRemovedSymbols() {
		// Note: we could remove symbols from this model when they are removed from the program.
		// But, by leaving them in the table, if the users presses undo, they will still be in the
		// table.  For now, leave the deleted symbols in the table.  The user can remove them if
		// they choose.
		updater.update();
	}
A symbol table model meant to show a temporary table of symbols.  The symbols in the table can
be removed from the table by the user.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/symtable/TransientSymbolTableModel.java