This is in preparation of removing testlib's
dependency on QtGui and QtWidgets.
Autotests that need QtWidgets api must
explicitly include it (since the types are no
longer provided by the QtGui master header).
Autotests that don't need QtGui or QtWidgets
api shouldn't link against those libraries.
Change-Id: I2808289068514fcac582808828ad4634e2631733
Reviewed-on: http://codereview.qt-project.org/5093
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>
