First round of dead file removal

experimental/visual_studio_plugin/third_party/Microsoft.VisualStudio.Project/VSShellUtilities.cs

Index: experimental/visual_studio_plugin/third_party/Microsoft.VisualStudio.Project/VSShellUtilities.cs
diff --git a/experimental/visual_studio_plugin/third_party/Microsoft.VisualStudio.Project/VSShellUtilities.cs b/experimental/visual_studio_plugin/third_party/Microsoft.VisualStudio.Project/VSShellUtilities.cs
deleted file mode 100644
index 332b37aa2e181592cbd5640aaf2a46d86a0fb3c1..0000000000000000000000000000000000000000
--- a/experimental/visual_studio_plugin/third_party/Microsoft.VisualStudio.Project/VSShellUtilities.cs
+++ /dev/null
@@ -1,59 +0,0 @@
-/// Copyright (c) Microsoft Corporation.  All rights reserved.
-
-using System;
-using System.Diagnostics;
-using Microsoft.VisualStudio;
-using Microsoft.VisualStudio.Shell.Interop;
-
-namespace Microsoft.VisualStudio.Project
-{
-	/// <summary>
-	///This class provides some useful static shell based methods. 
-	/// </summary>
-	[CLSCompliant(false)]
-	public static class UIHierarchyUtilities
-	{
-		/// <summary>
-		/// Get reference to IVsUIHierarchyWindow interface from guid persistence slot.
-		/// </summary>
-		/// <param name="serviceProvider">The service provider.</param>
-		/// <param name="persistenceSlot">Unique identifier for a tool window created using IVsUIShell::CreateToolWindow. 
-		/// The caller of this method can use predefined identifiers that map to tool windows if those tool windows 
-		/// are known to the caller. </param>
-		/// <returns>A reference to an IVsUIHierarchyWindow interface.</returns>
-		public static IVsUIHierarchyWindow GetUIHierarchyWindow(IServiceProvider serviceProvider, Guid persistenceSlot)
-		{
-			if(serviceProvider == null)
-			{
-				throw new ArgumentNullException("serviceProvider");
-			}
-
-			IVsUIShell shell = serviceProvider.GetService(typeof(SVsUIShell)) as IVsUIShell;
-
-			Debug.Assert(shell != null, "Could not get the ui shell from the project");
-			if(shell == null)
-			{
-				throw new InvalidOperationException();
-			}
-
-			object pvar = null;
-			IVsWindowFrame frame = null;
-			IVsUIHierarchyWindow uiHierarchyWindow = null;
-
-			try
-			{
-				ErrorHandler.ThrowOnFailure(shell.FindToolWindow(0, ref persistenceSlot, out frame));
-				ErrorHandler.ThrowOnFailure(frame.GetProperty((int)__VSFPROPID.VSFPROPID_DocView, out pvar));
-			}
-			finally
-			{
-				if(pvar != null)
-				{
-					uiHierarchyWindow = (IVsUIHierarchyWindow)pvar;
-				}
-			}
-
-			return uiHierarchyWindow;
-		}
-	}
-}