force pixmap clear when hiding an x11 window
force pixmap clear when hiding an x11 window

failure to refetch this upon remapping the window will result in
a broken pixmap which cannot be rendered

tizenorg/platform.upstream.enlightenment,rvandegrift/e,tasn/enlightenment,rvandegrift/e,tasn/enlightenment,tasn/enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tizenorg/platform.upstream.enlightenment