Remove references to Engine classes from protocol.dart

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 'dart:async';
 
+import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/collections.dart';
-import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/constants.dart';
-import 'package:analysis_server/src/protocol.dart' hide Element;
+import 'package:analysis_server/src/protocol_server.dart' hide Element;
 import 'package:analysis_server/src/services/correction/assist.dart';
 import 'package:analysis_server/src/services/correction/fix.dart';
 import 'package:analysis_server/src/services/correction/sort_members.dart';
 import 'package:analysis_server/src/services/correction/status.dart';
 import 'package:analysis_server/src/services/refactoring/refactoring.dart';
 import 'package:analysis_server/src/services/search/search_engine.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/engine.dart' as engine;
 import 'package:analyzer/src/generated/error.dart' as engine;
@@ skipping 83 matching lines @@
       engine.AnalysisErrorInfo errorInfo = server.getErrors(file);
       if (errorInfo != null) {
         LineInfo lineInfo = errorInfo.lineInfo;
         int requestLine = lineInfo.getLocation(offset).lineNumber;
         for (engine.AnalysisError error in errorInfo.errors) {
           int errorLine = lineInfo.getLocation(error.offset).lineNumber;
           if (errorLine == requestLine) {
             List<Fix> fixes = computeFixes(searchEngine, unit, error);
             if (fixes.isNotEmpty) {
               AnalysisError serverError =
-                  new AnalysisError.fromEngine(lineInfo, error);
+                  newAnalysisError_fromEngine(lineInfo, error);
               AnalysisErrorFixes errorFixes =
                   new AnalysisErrorFixes(serverError);
               errorFixesList.add(errorFixes);
               fixes.forEach((fix) {
-                errorFixes.addFix(fix);
+                errorFixes.fixes.add(fix.change);
               });
             }
           }
         }
       }
     }
     // respond
     return new EditGetFixesResult(errorFixesList).toResponse(request.id);
   }
 
@@ skipping 359 matching lines @@
     }
     if (refactoring is RenameRefactoring) {
       RenameRefactoring renameRefactoring = refactoring;
       RenameOptions renameOptions = params.options;
       renameRefactoring.newName = renameOptions.newName;
       return renameRefactoring.checkNewName();
     }
     return new RefactoringStatus();
   }
 }