Initial version of completion plugin API

pkg/analysis_server/lib/src/services/correction/fix.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 analysis_server.src.services.correction.fix;
 
 import 'package:analysis_server/edit/fix/fix_core.dart';
 import 'package:analysis_server/src/plugin/server_plugin.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:analyzer/src/generated/java_engine.dart';
 
 /**
  * Compute and return the fixes available for the given [error]. The error was
  * reported after it's source was analyzed in the given [context]. The [plugin]
  * is used to get the list of fix contributors.
  */
 List<Fix> computeFixes(
     ServerPlugin plugin, AnalysisContext context, AnalysisError error) {
   List<Fix> fixes = <Fix>[];
-  List<FixContributor> contributors = plugin.fixContributors();
+  List<FixContributor> contributors = plugin.fixContributors;
   for (FixContributor contributor in contributors) {
     try {
       List<Fix> contributedFixes = contributor.computeFixes(context, error);
       if (contributedFixes != null) {
         fixes.addAll(contributedFixes);
       }
     } catch (exception, stackTrace) {
       AnalysisEngine.instance.logger.logError(
           'Exception from fix contributor: ${contributor.runtimeType}',
           new CaughtException(exception, stackTrace));
@@ skipping 81 matching lines @@
       "Return 'Future' from 'async' function");
   static const USE_CONST = const FixKind('USE_CONST', 50, "Change to constant");
   static const USE_EFFECTIVE_INTEGER_DIVISION = const FixKind(
       'USE_EFFECTIVE_INTEGER_DIVISION', 50,
       "Use effective integer division ~/");
   static const USE_EQ_EQ_NULL =
       const FixKind('USE_EQ_EQ_NULL', 50, "Use == null instead of 'is Null'");
   static const USE_NOT_EQ_NULL =
       const FixKind('USE_NOT_EQ_NULL', 50, "Use != null instead of 'is! Null'");
 }