Use irt from within chrome install

visual_studio/NativeClientVSAddIn/NativeClientVSAddIn/Connect.cs

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 namespace NativeClientVSAddIn
 {
   using System;
 
   using EnvDTE;
   using EnvDTE80;
@@ skipping 225 matching lines @@
         string executablePath = directories.GetUnevaluatedPropertyValue("ExecutablePath");
         directories.SetPropertyValue("ExecutablePath", executablePath);
       }
 
       // NaCl Platform Specific:
       if (config.Platform.Name == Strings.NaClPlatformName)
       {
         IVCRulePropertyStorage general = config.Rules.Item("ConfigurationGeneral");
         string outdir = general.GetUnevaluatedPropertyValue("OutDir");
         string intdir = general.GetUnevaluatedPropertyValue("IntDir");
-        string irtPath = general.GetUnevaluatedPropertyValue("NaClIrtPath");
-        general.SetPropertyValue("NaClIrtPath", irtPath);
         general.SetPropertyValue("OutDir", outdir);
         general.SetPropertyValue("IntDir", intdir);
       }
     }
 
     /// <summary>
     /// During the build process we dynamically put the add-in version number into the add-in
     /// description.  This function extracts that version number.
     /// </summary>
     /// <returns>The add-in version number.</returns>
@@ skipping 57 matching lines @@
           webServer_ = new WebServer(webServerOutputPane_, properties);
         }
         else if (properties.ProjectPlatform == PropertyManager.ProjectPlatformType.Pepper)
         {
           debugger_ = new PluginDebuggerVS(dte_, properties);
           webServer_ = new WebServer(webServerOutputPane_, properties);
         }
       }
     }
   }
-}
+}