Introduce convenience methods into generated analysis server classes.

pkg/analysis_server/lib/src/services/correction/change.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.
 
 library services.correction.change;
 
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/protocol2.dart';
 import 'package:analysis_server/src/services/json.dart';
-import 'package:analyzer/src/generated/source.dart';
 
 
 /**
  * A description of a single change to one or more files. 
  */
 class Change implements HasToJson {
   /**
    * A textual description of the change to be applied. 
    */
   final String message;
@@ skipping 67 matching lines @@
   }
 
   @override
   String toString() =>
       'Change(message=$message, edits=$fileEdits, '
           'linkedEditGroups=$linkedEditGroups, selection=$selection)';
 }
 
 
 /**
- * Convert a SourceRange to a SourceEdit.
- */
-SourceEdit editFromRange(SourceRange range, String replacement, {String id}) =>
-    new SourceEdit(range.offset, range.length, replacement, id: id);
-
-/**
- * Get the result of applying the edit to the given [code].
- */
-String applyEdit(String code, SourceEdit edit) {
-  return code.substring(0, edit.offset) + edit.replacement +
-      code.substring(edit.offset + edit.length);
-}
-
-/**
- * Get the result of applying a set of [edits] to the given [code].  Edits
- * are applied in the order they appear in [edits].
- */
-String applySequence(String code, Iterable<SourceEdit> edits) {
-  edits.forEach((SourceEdit edit) {
-    code = applyEdit(code, edit);
-  });
-  return code;
-}
-
-
-/**
  * A description of a set of changes to a single file.
  *
  * [Edit]s are added in the order of decreasing offset, so they are easy to
  * apply to the original file content without correcting offsets.
  */
 class FileEdit implements HasToJson {
   /**
    * The file to be modified.
    */
   final String file;
@@ skipping 143 matching lines @@
   Map<String, Object> toJson() {
     return {
       FILE: file,
       OFFSET: offset
     };
   }
 
   @override
   String toString() => 'Position(file=$file, offset=$offset)';
 }