Merge "Update API docs for TelephonyManager#registerTelephonyCallback."

     * the appropriate callback method on the callback object and passes the current (updated)

     * values.

     * <p>

     *

     * Note: Be aware of the permission requirements stated on the {@link TelephonyCallback}

     * listeners you implement.  Your application must be granted these permissions in order to

     * register a {@link TelephonyCallback} which requires them; a {@link SecurityException} will be

     * thrown if you do not hold the required permissions for all {@link TelephonyCallback}

     * listeners you implement.

     * <p>

     * If this TelephonyManager object has been created with {@link #createForSubscriptionId},

     * applies to the given subId. Otherwise, applies to

     * {@link SubscriptionManager#getDefaultSubscriptionId()}. To register events for multiple