Modified frame manager to do the right thing in terms of repainting everything if we lose our volatile offscreen buffer image.
Modified frame manager to do the right thing in terms of repainting
everything if we lose our volatile offscreen buffer image.


git-svn-id: a1a4b28b82a3276cc491891159dd9963a0a72fae@1313 542714f4-19e9-0310-aa3c-eee0fc999fb1

threerings/narya,threerings/narya,threerings/narya,threerings/narya,threerings/narya