Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web.Extensions/Compilation/WCFModel/MapFile.cs

@@ -0,0 +1,62 @@
+#region Copyright (c) Microsoft Corporation
+/// <copyright company='Microsoft Corporation'>
+///    Copyright (c) Microsoft Corporation. All Rights Reserved.
+///    Information Contained Herein is Proprietary and Confidential.
+/// </copyright>
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+#if WEB_EXTENSIONS_CODE
+namespace System.Web.Compilation.WCFModel
+#else
+namespace Microsoft.VSDesigner.WCFModel
+#endif
+{
+#if WEB_EXTENSIONS_CODE
+    internal abstract class MapFile
+#else
+    [CLSCompliant(true)]
+    public abstract class MapFile
+#endif
+    {
+        private List<ProxyGenerationError> _loadErrors;
+
+        /// <summary>
+        /// Errors encountered during load
+        /// </summary>        
+        public IEnumerable<ProxyGenerationError> LoadErrors
+        {
+            get
+            {
+                return _loadErrors != null ? _loadErrors : Enumerable.Empty<ProxyGenerationError>();
+            }
+            internal set
+            {
+                _loadErrors = new List<ProxyGenerationError>(value);
+            }
+        }
+
+        /// <summary>
+        /// Unique ID of the reference group.  It is a GUID string.
+        /// </summary>        
+        public abstract string ID { get; set; }
+
+        /// <summary>
+        /// Metadata source item list
+        /// </summary>
+        public abstract List<MetadataSource> MetadataSourceList { get; }
+
+        /// <summary>
+        /// Metadata item list
+        /// </summary>
+        public abstract List<MetadataFile> MetadataList { get; }
+
+        /// <summary>
+        /// Extension item list
+        /// </summary>
+        public abstract List<ExtensionFile> Extensions { get; }
+    }
+}