Indicates that SaveTokens is not supported for WsFederation (#10763)

src/Security/Authentication/WsFederation/ref/Microsoft.AspNetCore.Authentication.WsFederation.netcoreapp3.0.cs

@@ -85,6 +85,8 @@ namespace Microsoft.AspNetCore.Authentication.WsFederation
         public bool RefreshOnIssuerKeyNotFound { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
         public Microsoft.AspNetCore.Http.PathString RemoteSignOutPath { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
         public bool RequireHttpsMetadata { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        [System.ComponentModel.EditorBrowsableAttribute(System.ComponentModel.EditorBrowsableState.Never)]
+        public new bool SaveTokens { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
         public System.Collections.Generic.ICollection<Microsoft.IdentityModel.Tokens.ISecurityTokenValidator> SecurityTokenHandlers { get { throw null; } set { } }
         public string SignOutScheme { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
         public string SignOutWreply { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }

src/Security/Authentication/WsFederation/src/WsFederationOptions.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.ComponentModel;
 using System.IdentityModel.Tokens.Jwt;
 using Microsoft.AspNetCore.Http;
 using Microsoft.IdentityModel.Protocols;
@@ -176,5 +177,11 @@ namespace Microsoft.AspNetCore.Authentication.WsFederation
         /// is not set.
         /// </summary>
         public string SignOutScheme { get; set; }
+        
+        /// <summary>
+        /// SaveTokens is not supported in WsFederation
+        /// </summary>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public new bool SaveTokens { get; set; }
     }
-}
+}