Minor fix-up for wallpaper dialog.       - If we have the dialog as resizable, then the preview needs to resize also, else it just looks funky.
Minor fix-up for wallpaper dialog.
      - If we have the dialog as resizable, then the preview needs to resize
also, else it just looks funky.


SVN revision: 27312

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