@Override
	public void setObjChanged(ProgramEvent eventType, Object affected, Object oldValue,
			Object newValue) {
		changed = true;
		fireEvent(new ProgramChangeRecord(eventType, null, null, affected, oldValue, newValue));
	}
Notification that a symbol was added.
@param symbol the symbol that was added.
@param eventType the type of change
@param addr the address of the symbol that added
@param oldValue old value depends on the type of the change
@param newValue old value depends on the type of the change
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/ProgramDB.java