1 files changed, 0 insertions, 126 deletions
diff --git a/src/mscorlib/src/System/Security/Policy/ApplicationTrust.cs b/src/mscorlib/src/System/Security/Policy/ApplicationTrust.cs
deleted file mode 100644
index 3d4e35adf4..0000000000
--- a/src/mscorlib/src/System/Security/Policy/ApplicationTrust.cs
+++ /dev/null
@@ -1,126 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-//
-// This class encapsulates security decisions about an application.
-//
-
-namespace System.Security.Policy
-{
-    using System.Collections;
-    using System.Collections.Generic;
-    using System.Globalization;
-    using System.IO;
-    using System.Runtime.InteropServices;
-#if FEATURE_SERIALIZATION
-    using System.Runtime.Serialization;
-    using System.Runtime.Serialization.Formatters.Binary;
-#endif // FEATURE_SERIALIZATION
-    using System.Runtime.Versioning;
-    using System.Security.Permissions;
-    using System.Security.Util;
-    using System.Text;
-    using System.Threading;
-    using System.Diagnostics.Contracts;
-
-    [System.Runtime.InteropServices.ComVisible(true)]
-    public enum ApplicationVersionMatch {
-        MatchExactVersion,
-        MatchAllVersions
-    }
-
-    [System.Runtime.InteropServices.ComVisible(true)]
-    [Serializable]
-    public sealed class ApplicationTrust : EvidenceBase, ISecurityEncodable
-    {
-        private PolicyStatement m_psDefaultGrant;
-        private IList<StrongName> m_fullTrustAssemblies;
-
-        // Permission special flags for the default grant set in this ApplicationTrust.  This should be
-        // updated in sync with any updates to the default grant set.
-        // 
-        // In the general case, these values cannot be trusted - we only store a reference to the
-        // DefaultGrantSet, and return the reference directly, which means that code can update the
-        // permission set without our knowledge.  That would lead to the flags getting out of sync with the
-        // grant set.
-        // 
-        // However, we only care about these flags when we're creating a homogenous AppDomain, and in that
-        // case we control the ApplicationTrust object end-to-end, and know that the permission set will not
-        // change after the flags are calculated.
-        [NonSerialized]
-        private int m_grantSetSpecialFlags;
-
-        public ApplicationTrust () : this (new PermissionSet(PermissionState.None))
-        {
-        }
-
-        internal ApplicationTrust (PermissionSet defaultGrantSet)
-        {
-            InitDefaultGrantSet(defaultGrantSet);
-
-            m_fullTrustAssemblies = new List<StrongName>().AsReadOnly();
-        }
-
-        public ApplicationTrust(PermissionSet defaultGrantSet, IEnumerable<StrongName> fullTrustAssemblies) {
-            if (fullTrustAssemblies == null) {
-                throw new ArgumentNullException(nameof(fullTrustAssemblies));
-            }
-
-            InitDefaultGrantSet(defaultGrantSet);
-
-            List<StrongName> fullTrustList = new List<StrongName>();
-            foreach (StrongName strongName in fullTrustAssemblies) {
-                if (strongName == null) {
-                    throw new ArgumentException(Environment.GetResourceString("Argument_NullFullTrustAssembly"), nameof(fullTrustAssemblies));
-                }
-
-                fullTrustList.Add(new StrongName(strongName.PublicKey, strongName.Name, strongName.Version));
-            }
-
-            m_fullTrustAssemblies = fullTrustList.AsReadOnly();
-        }
-
-        // Sets up the default grant set for all constructors. Extracted to avoid the cost of
-        // IEnumerable virtual dispatches on startup when there are no fullTrustAssemblies (CoreCLR)
-        private void InitDefaultGrantSet(PermissionSet defaultGrantSet) {
-            if (defaultGrantSet == null) {
-                throw new ArgumentNullException(nameof(defaultGrantSet));
-            }
-
-            // Creating a PolicyStatement copies the incoming permission set, so we don't have to worry
-            // about the PermissionSet parameter changing underneath us after we've calculated the
-            // permisison flags in the DefaultGrantSet setter.
-            DefaultGrantSet = new PolicyStatement(defaultGrantSet);
-        }
-
-        public PolicyStatement DefaultGrantSet {
-            get {
-                if (m_psDefaultGrant == null)
-                    return new PolicyStatement(new PermissionSet(PermissionState.None));
-                return m_psDefaultGrant;
-            }
-            set {
-                if (value == null) {
-                    m_psDefaultGrant = null;
-                    m_grantSetSpecialFlags = 0;
-                }
-                else {
-                    m_psDefaultGrant = value;
-                    m_grantSetSpecialFlags = SecurityManager.GetSpecialFlags(m_psDefaultGrant.PermissionSet, null);
-                }
-            }
-        }
-
-        public IList<StrongName> FullTrustAssemblies {
-            get {
-                return m_fullTrustAssemblies;
-            }
-        }
-
-        public override EvidenceBase Clone()
-        {
-            return base.Clone();
-        }
-    }
-}