Changes: MFlowLayoutPolicy - only pass constraint if the item hasHeightForWidth()
Changes: MFlowLayoutPolicy - only pass constraint if the item hasHeightForWidth()

RevBy: Jörgen
Details: Provide a workaround for NB#189826

nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch