Imported Upstream version 4.3.2.467

Former-commit-id: 9c2cb47f45fa221e661ab616387c9cda183f283d

external/referencesource/System.ServiceModel/System/ServiceModel/AppContextDefaultValues.Default.cs

@@ -0,0 +1,35 @@
+// <copyright>
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+namespace System
+{
+    using System;
+    using System.ServiceModel;
+
+    internal static partial class AppContextDefaultValues
+    {
+        static partial void PopulateDefaultValuesPartial(string platformIdentifier, string profile, int version)
+        {
+            // When defining a new switch  you should add it to the last known version.             
+            // For instance, if you are adding a switch in .NET 4.6 (the release after 4.5.2) you should defined your switch             
+            // like this:             
+            //    if (version <= 40502) ...             
+            // This ensures that all previous versions of that platform (up-to 4.5.2) will get the old behavior by default             
+            // NOTE: When adding a default value for a switch please make sure that the default value is added to ALL of the existing platforms!             
+            // NOTE: When adding a new if statement for the version please ensure that ALL previous switches are enabled (ie. don't use else if) 
+            switch (platformIdentifier)
+            {
+                case ".NETCore":
+                case ".NETFramework":
+                {
+                    if (version <= 40502)
+                    {
+                        LocalAppContextSwitches.SetDefaultsLessOrEqual_452();
+                    }
+
+                    break;
+                }
+            }
+        }
+    }
+}