Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/Configuration/SecurityPolicySection.cs

@@ -0,0 +1,58 @@
+//------------------------------------------------------------------------------
+// <copyright file="SecurityPolicySection.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Web.Configuration {
+    using System;
+    using System.Xml;
+    using System.Configuration;
+    using System.Collections.Specialized;
+    using System.Collections;
+    using System.IO;
+    using System.Text;
+    using System.ComponentModel;
+    using System.Security.Permissions;
+
+    /* This data is in a location in Machine.Config... How do I deal with that?  For now I will leave the
+       section in machine.config, The initialization of the trust levels are overwritable in this collection.
+        <securityPolicy>
+                <trustLevel name="Full" policyFile="internal" />
+                <trustLevel name="High" policyFile="web_hightrust.config" />
+                <trustLevel name="Medium" policyFile="web_mediumtrust.config" />
+                <trustLevel name="Low"  policyFile="web_lowtrust.config" />
+                <trustLevel name="Minimal" policyFile="web_minimaltrust.config" />
+            </securityPolicy>
+    */
+    public sealed class SecurityPolicySection : ConfigurationSection {
+        private static ConfigurationPropertyCollection _properties;
+        private static readonly ConfigurationProperty _propTrustLevels =
+            new ConfigurationProperty(null, 
+                                        typeof(TrustLevelCollection), 
+                                        null, 
+                                        ConfigurationPropertyOptions.IsDefaultCollection);
+
+        static SecurityPolicySection() {
+            // Property initialization
+            _properties = new ConfigurationPropertyCollection();
+            _properties.Add(_propTrustLevels);
+        }
+
+        public SecurityPolicySection() {
+        }
+
+        protected override ConfigurationPropertyCollection Properties {
+            get {
+                return _properties;
+            }
+        }
+
+        [ConfigurationProperty("", IsDefaultCollection = true)]
+        public TrustLevelCollection TrustLevels {
+            get {
+                return (TrustLevelCollection)base[_propTrustLevels];
+            }
+        }
+    }
+}