Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System/compmod/system/componentmodel/License.cs

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+//------------------------------------------------------------------------------
+// <copyright file="License.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.ComponentModel {
+
+    using Microsoft.Win32;
+    using System;
+    using System.Diagnostics;
+    using System.Security.Permissions;
+
+    /// <include file='doc\License.uex' path='docs/doc[@for="License"]/*' />
+    /// <devdoc>
+    /// <para>Provides the <see langword='abstract'/> base class for all licenses. A license is
+    ///    granted to a specific instance of a component.</para>
+    /// </devdoc>
+    [HostProtection(SharedState = true)]
+    public abstract class License : IDisposable
+    {
+
+        /// <include file='doc\License.uex' path='docs/doc[@for="License.LicenseKey"]/*' />
+        /// <devdoc>
+        ///    <para>When overridden in a derived class, gets the license key granted to this component.</para>
+        /// </devdoc>
+        public abstract string LicenseKey { get; }
+
+        /// <include file='doc\License.uex' path='docs/doc[@for="License.Dispose"]/*' />
+        /// <devdoc>
+        ///    <para>When overridden in a derived class, releases the license.</para>
+        /// </devdoc>
+        public abstract void Dispose();
+    }
+}