Remove RefactoringId from the analysis server API.

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/spec/generate_files".
 
 /**
  * Matchers for data types defined in the analysis server API
@@ skipping 1491 matching lines @@
  *   "offset": int
  * }
  */
 final Matcher isPosition = new MatchesJsonObject(
   "Position", {
     "file": isFilePath,
     "offset": isInt
   });
 
 /**
- * RefactoringId
- *
- * String
- */
-final Matcher isRefactoringId = isString;
-
-/**
  * RefactoringKind
  *
  * enum {
  *   CONVERT_GETTER_TO_METHOD
  *   CONVERT_METHOD_TO_GETTER
  *   EXTRACT_LOCAL_VARIABLE
  *   EXTRACT_METHOD
  *   INLINE_LOCAL_VARIABLE
  *   INLINE_METHOD
  *   RENAME
@@ skipping 319 matching lines @@
  *
  * {
  *   "newName": String
  * }
  */
 final Matcher isRenameOptions = new MatchesJsonObject(
   "rename options", {
     "newName": isString
   });