...instead of expecting whatever was set in initializeGL will persist.
Task-number: QTBUG-111304
Change-Id: Ifcf75a3df9bed6a45d2e9264a5e3f32504b42313
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
Reviewed-by: Lorn Potter <lorn.potter@gmail.com>
(cherry picked from commit 25fcded977e5283ff0e33e0465abbb544a41f30e)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>