Change the code so that it doesn't force application windows to full
screen when the no-fullscreen parameter is used in the QT_QPA_PLATFORM
environment variable.
Task-number: QTBUG-37456
Change-Id: If9612cc2ca69f829d45e7fd4b83338c3a41cf986
Reviewed-by: Kevin Krammer <kevin.krammer@kdab.com>
Reviewed-by: Fabian Bumberger <fbumberger@rim.com>