2004-02-13  Manish Singh  <yosh@gimp.org>

        * app/base/temp-buf.c (temp_buf_get_memsize)
        * core/gimpviewable.c (gimp_viewable_get_memsize): Add some casts
        to gsize for ints to prevent overflows.

        * app/base/tile-manager.c (tile_manager_get_memsize): Same as above,
        except cast to gint64.