Remove windows line ending from repo files

visual_studio/NativeClientVSAddIn/UnitTests/MockPropertyManager.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;
 
   /// <summary>
   /// This class fakes the mechanism for reading and writing properties on property pages.
@@ skipping 97 matching lines @@
     public override void SetProperty(string page, string name, string value)
     {
       if (!setter_(page, name, value))
       {
         throw new Exception(string.Format(
             "Property set request was not expected by test! Page {0}, Prop: {1}", page, name));
       }
     }
   }
 }