QtIFW

Add a getter for auto dependency values.

Since we need the list anyway, we can move the is empty
check to the beginning of the function.

Change-Id: Iebe04b6f2904a02c807edaa7586af8a83c115c0a
Reviewed-on: http://codereview.qt.nokia.com/3414
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Tim Jenssen <tim.jenssen@nokia.com>