First round of dead file removal

experimental/visual_studio_plugin/src/NaClVsx.Package/DebugSupport/INaClDebugger.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.
-
-#region
-
-using System.Runtime.CompilerServices;
-using Google.MsAd7.BaseImpl.Interfaces;
-
-#endregion
-
-namespace Google.NaClVsx.DebugSupport {
-  public interface INaClDebugger : ISimpleDebugger {
-    [MethodImpl(MethodImplOptions.Synchronized)]
-    bool HasBreakpoint(ulong addr);
-
-    [MethodImpl(MethodImplOptions.Synchronized)]
-    void AddTempBreakpoint(ulong addr);
-
-    [MethodImpl(MethodImplOptions.Synchronized)]
-    void RemoveTempBreakpoints();
-
-    [MethodImpl(MethodImplOptions.Synchronized)]
-    void Open(string connectionString);
-
-    [MethodImpl(MethodImplOptions.Synchronized)]
-    void Close();
-
-    event SimpleDebuggerTypes.MessageHandler Opened;
-  }
-}