componentComplete after reparent was null.

Change-Id: Ic4705531a38f67e706bc58a27d423d4062f83304
Reviewed-on: http://codereview.qt.nokia.com/1425


Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>