Method add

rhino/src/main/java/org/mozilla/javascript/SlotMap.java:85–85

Insert a new slot to the map. Both "name" and "indexOrHash" must be populated. Note that ScriptableObject generally adds slots via the "modify" method.

(SlotMapOwner<T> owner, Slot<T> newSlot)

     * ScriptableObject generally adds slots via the "modify" method.
     */
    void add(SlotMapOwner<T> owner, Slot<T> newSlot);

    default int dirtySize() {
        return size();