| ⇢ | A | EeBundleOptionValueUpdateObserver added | |
| ⇢ | A | EeBundleOptionUpdateObserver added | 
| ⇢ | A | EeBundleOptionUpdateObserver::mapSku() added | |
| ⇢ | A | EeBundleOptionValueUpdateObserver::mapSku() added | |
| ⇢ | A | EeBundleOptionObserver::mapSku() added | |
| B | ↛ | EeBundleOptionObserver::handle() removed | |
| A | ↛ | EeBundleOptionObserver::mapSkuToRowId() removed |