Remove AnalysisContext.refactoringUnsafeSources.

pkg/analyzer/lib/src/context/context.dart

 // Copyright (c) 2015, 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 analyzer.src.context.context;
 
 import 'dart:async';
 import 'dart:collection';
 
 import 'package:analyzer/src/cancelable_future.dart';
@@ skipping 297 matching lines @@
   HashMap<Source, List<PendingFuture>> get pendingFutureSources_forTesting =>
       _pendingFutureSources;
 
   @override
   List<Source> get prioritySources => _priorityOrder;
 
   @override
   List<AnalysisTarget> get priorityTargets => prioritySources;
 
   @override
-  List<Source> get refactoringUnsafeSources {
-    // TODO(brianwilkerson) Implement this.
-    List<Source> sources = new List<Source>();
-//    MapIterator<AnalysisTarget, cache.CacheEntry> iterator = _cache.iterator();
-//    while (iterator.moveNext()) {
-//      cache.CacheEntry entry = iterator.value;
-//      AnalysisTarget target = iterator.key;
-//      if (target is Source &&
-//          !target.isInSystemLibrary &&
-//          !entry.isRefactoringSafe) {
-//        sources.add(target);
-//      }
-//    }
-    return sources;
-  }
-
-  @override
   SourceFactory get sourceFactory => _sourceFactory;
 
   @override
   void set sourceFactory(SourceFactory factory) {
     if (identical(_sourceFactory, factory)) {
       return;
     } else if (factory.context != null) {
       throw new IllegalStateException(
           "Source factories cannot be shared between contexts");
     }
@@ skipping 1628 matching lines @@
     // Check cache for an existing partition.
     cache.SdkCachePartition partition = _sdkPartitions[sdk];
     if (partition == null) {
       partition =
           new cache.SdkCachePartition(sdkContext, _DEFAULT_SDK_CACHE_SIZE);
       _sdkPartitions[sdk] = partition;
     }
     return partition;
   }
 }