MCompositeWindow::damageReceived: call lockScreenPainted like in staging branch
MCompositeWindow::damageReceived: call lockScreenPainted like in staging branch

nemomobile-graveyard/mcompositor,nemomobile-graveyard/mcompositor,nemomobile-graveyard/mcompositor,nemomobile-graveyard/mcompositor,nemomobile-graveyard/mcompositor,nemomobile-graveyard/mcompositor