fixed resizemodelitem
fixed resizemodelitem

Change-Id: I5b155fc2017c1b9b0fedc7e7af398f31151dfb4d
Reviewed-on: http://codereview.qt.nokia.com/4347
Reviewed-by: Qt Sanity Bot <5581206bb7e0307f0d99eb71898ae6b694149ca5@ovi.com>
Reviewed-by: Samuel Rødal <99126055f8d73e4355b075213322026fa8c060bd@nokia.com>

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