It’s not just the Hunington Properties sign posted in front of Vargo’s announcing a new mixed-use development on the 8.71-acre property, or the more plaintive and direct Land for Sale notice put up more recently. (Asking price: $9 million.) Now there’s another, more compelling harbinger of doom for the 47-year-old lakeside restaurant and event venue at Fondren and Woodway festooned with azaleas and peacocks: A trustee appointed to manage the restaurant’s bankruptcy (which was filed last October but converted to Chapter 7 last month) has ordered Vargo’s shut down for failure to pay rent.