Qt 5.0 beta requires changing the default to the 5.0 API, disabling
the deprecated code. However, tests should test (and often do) the
compatibility API too, so turn it back on.
Task-number: QTBUG-25053
Change-Id: I43873a55fbaf106efc4fb2955569a643aff19480 Reviewed-by: Lars Knoll <lars.knoll@nokia.com>