Changes

: A handler to trigger when GATT services on the GATT server remote LE device have been added, removed, or modified. Access to property [[B2G/Bluetooth/WebBluetooth-v2/BluetoothGatt#services|gatt.services]] in this event handler would get the updated list. See BT4.1 3.G.2.5.2 and 3.G.7.1 for detailed information.

console.log("Services on GATT server remote LE device have been added, removed, or modified. Check the services list to ensure services in use still exist.");