Issue 20910. Add SORT_MEMBERS refactoring to the server specification.

pkg/analysis_server/test/integration/protocol_matchers.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 //
 // This file has been automatically generated.  Please do not edit it manually.
 // To regenerate the file, use the script
 // "pkg/analysis_server/tool/spec/generate_files".
 
 /**
  * Matchers for data types defined in the analysis server API
@@ skipping 1500 matching lines @@
  *
  * enum {
  *   CONVERT_GETTER_TO_METHOD
  *   CONVERT_METHOD_TO_GETTER
  *   EXTRACT_LOCAL_VARIABLE
  *   EXTRACT_METHOD
  *   INLINE_LOCAL_VARIABLE
  *   INLINE_METHOD
  *   MOVE_FILE
  *   RENAME
+ *   SORT_MEMBERS
  * }
  */
 final Matcher isRefactoringKind = new MatchesEnum("RefactoringKind", [
   "CONVERT_GETTER_TO_METHOD",
   "CONVERT_METHOD_TO_GETTER",
   "EXTRACT_LOCAL_VARIABLE",
   "EXTRACT_METHOD",
   "INLINE_LOCAL_VARIABLE",
   "INLINE_METHOD",
   "MOVE_FILE",
-  "RENAME"
+  "RENAME",
+  "SORT_MEMBERS"
 ]);
 
 /**
  * RefactoringMethodParameter
  *
  * {
  *   "id": optional String
  *   "kind": RefactoringMethodParameterKind
  *   "type": String
  *   "name": String
@@ skipping 457 matching lines @@
  *
  * {
  *   "newName": String
  * }
  */
 final Matcher isRenameOptions = new LazyMatcher(() => new MatchesJsonObject(
   "rename options", {
     "newName": isString
   }));
 
+/**
+ * sortMembers feedback
+ */
+final Matcher isSortMembersFeedback = isNull;
+
+/**
+ * sortMembers options
+ */
+final Matcher isSortMembersOptions = isNull;
+