First round of dead file removal

experimental/visual_studio_plugin/src/SymbolDBViewer/Program.cs

-// Copyright (c) 2011 The Native Client Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-using System;
-using System.Windows.Forms;
-
-namespace SymbolDBViewer
-{
-  static class Program
-  {
-
-    /// <summary>
-    /// The main entry point for the application.
-    /// </summary>
-    [STAThread]
-    static void Main()
-    {
-      Application.EnableVisualStyles();
-      Application.SetCompatibleTextRenderingDefault(false);
-      var mainWindow = new NexeLoader();
-      Application.Run(mainWindow);
-    }
-  }
-}