Unsets the placement of the contents with respect to the scrollbars
for the scrolled window. If no window placement is set for a scrolled
window, it obeys the "gtk-scrolled-window-placement" XSETTING.
See also gtk_scrolled_window_set_placement() and
gtk_scrolled_window_get_placement().
Since 2.10
Unsets the placement of the contents with respect to the scrollbars for the scrolled window. If no window placement is set for a scrolled window, it obeys the "gtk-scrolled-window-placement" XSETTING. See also gtk_scrolled_window_set_placement() and gtk_scrolled_window_get_placement(). Since 2.10