Remove unused fields from analysis_server.

pkg/analysis_server/lib/src/services/generated/util.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 code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library services.util;
 
 import 'dart:collection';
@@ skipping 96 matching lines @@
   /**
    * @return the [SourceRange] of the selection.
    */
   SourceRange get selectionRange => new SourceRange(selectionOffset, selectionLength);
 }
 
 /**
  * Utilities for analyzing [CompilationUnit], its parts and source.
  */
 class CorrectionUtils {
-  /**
-   * If `true` then [addEdit] validates that
-   * [Edit] replaces correct part of the [Source].
-   */
-  static bool _DEBUG_VALIDATE_EDITS = true;
-
   static List<String> _KNOWN_METHOD_NAME_PREFIXES = ["get", "is", "to"];
 
   /**
    * @return <code>true</code> if given [List]s are equals at given position.
    */
   static bool allListsEqual(List<List> lists, int position) {
     Object element = lists[0][position];
     for (List list in lists) {
       if (!identical(list[position], element)) {
         return false;
@@ skipping 1629 matching lines @@
       return [];
     }
   }
 
   /**
    * @return <code>true</code> if given [Token]s contain only single [Token] with given
    *         [TokenType].
    */
   static bool hasOnly(List<Token> tokens, TokenType type) => tokens.length == 1 && tokens[0].type == type;
 }