This saves a parent change when creating the flickable item.
Partially amends f36f562a

.

Change-Id: I2f76ea329c86e8754712b97cd87e41f56c791183
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>
Reviewed-by: Jens Bache-Wiig <jens.bache-wiig@digia.com>