Introduce convenience methods into generated analysis server classes.

pkg/analysis_server/lib/src/edit/edit_domain.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 edit.domain;
 
 import 'package:analysis_server/src/analysis_server.dart';
-import 'package:analysis_server/src/computer/error.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/edit/fix.dart';
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/protocol2.dart' show AnalysisError,
     EditGetAssistsParams, EditGetAvailableRefactoringsParams,
     EditGetFixesParams;
 import 'package:analysis_server/src/services/correction/assist.dart';
 import 'package:analysis_server/src/services/correction/change.dart';
 import 'package:analysis_server/src/services/correction/fix.dart';
 import 'package:analysis_server/src/services/json.dart';
@@ skipping 69 matching lines @@
     // TODO(paulberry): params.offset isn't used.  Is this a bug?
     List<ErrorFixes> errorFixesList = <ErrorFixes>[];
     List<CompilationUnit> units = server.getResolvedCompilationUnits(params.file);
     for (CompilationUnit unit in units) {
       engine.AnalysisErrorInfo errorInfo = server.getErrors(params.file);
       if (errorInfo != null) {
         for (engine.AnalysisError error in errorInfo.errors) {
           List<Fix> fixes = computeFixes(searchEngine, unit, error);
           if (fixes.isNotEmpty) {
             AnalysisError serverError =
-                analysisErrorFromEngine(errorInfo.lineInfo, error);
+                new AnalysisError.fromEngine(errorInfo.lineInfo, error);
             ErrorFixes errorFixes = new ErrorFixes(serverError);
             errorFixesList.add(errorFixes);
             fixes.forEach((fix) {
               errorFixes.addFix(fix);
             });
           }
         }
       }
     }
     // respond
@@ skipping 21 matching lines @@
 
 class RefactoringKind {
   static const String CONVERT_GETTER_TO_METHOD = 'CONVERT_GETTER_TO_METHOD';
   static const String CONVERT_METHOD_TO_GETTER = 'CONVERT_METHOD_TO_GETTER';
   static const String EXTRACT_LOCAL_VARIABLE = 'EXTRACT_LOCAL_VARIABLE';
   static const String EXTRACT_METHOD = 'EXTRACT_METHOD';
   static const String INLINE_LOCAL_VARIABLE = 'INLINE_LOCAL_VARIABLE';
   static const String INLINE_METHOD = 'INLINE_METHOD';
   static const String RENAME = 'RENAME';
 }