Support deserialization of ResolutionImpact for members of unnamed mixin applications

pkg/compiler/lib/src/resolution/registry.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 dart2js.resolution.registry;
 
 import '../common.dart';
 import '../common/backend_api.dart' show Backend, ForeignResolver;
 import '../common/resolution.dart'
     show Feature, ListLiteralUse, MapLiteralUse, ResolutionImpact;
 import '../common/registry.dart' show Registry;
 import '../compiler.dart' show Compiler;
 import '../constants/expressions.dart';
 import '../dart_types.dart';
 import '../diagnostics/source_span.dart';
 import '../enqueue.dart' show ResolutionEnqueuer;
 import '../elements/elements.dart';
 import '../tree/tree.dart';
 import '../util/util.dart' show Setlet;
 import '../universe/call_structure.dart' show CallStructure;
 import '../universe/selector.dart' show Selector;
 import '../universe/use.dart' show DynamicUse, StaticUse, TypeUse;
-import '../universe/world_impact.dart' show WorldImpactBuilder;
+import '../universe/world_impact.dart' show WorldImpact, WorldImpactBuilder;
 import '../util/enumset.dart' show EnumSet;
 import '../world.dart' show World;
 
 import 'send_structure.dart';
 
 import 'members.dart' show ResolverVisitor;
 import 'tree_elements.dart' show TreeElementMapping;
 
 class _ResolutionWorldImpact extends ResolutionImpact with WorldImpactBuilder {
   final String name;
@@ skipping 63 matching lines @@
     }
     _constantLiterals.add(constant);
   }
 
   Iterable<ConstantExpression> get constantLiterals {
     return _constantLiterals != null
         ? _constantLiterals
         : const <ConstantExpression>[];
   }
 
-  String toString() => '_ResolutionWorldImpact($name)';
+  String toString() {
+    StringBuffer sb = new StringBuffer();
+    sb.write('_ResolutionWorldImpact($name)');
+    WorldImpact.printOn(sb, this);
+    if (_features != null) {
+      sb.write('\n features:');
+      for (Feature feature in _features.iterable(Feature.values)) {
+        sb.write('\n  $feature');
+      }
+    }
+    if (_mapLiterals != null) {
+      sb.write('\n map-literals:');
+      for (MapLiteralUse use in _mapLiterals) {
+        sb.write('\n  $use');
+      }
+    }
+    if (_listLiterals != null) {
+      sb.write('\n list-literals:');
+      for (ListLiteralUse use in _listLiterals) {
+        sb.write('\n  $use');
+      }
+    }
+    if (_constantLiterals != null) {
+      sb.write('\n const-literals:');
+      for (ConstantExpression constant in _constantLiterals) {
+        sb.write('\n  ${constant.getText()}');
+      }
+    }
+    if (_constSymbolNames != null) {
+      sb.write('\n const-symbol-names: $_constSymbolNames');
+    }
+    return sb.toString();
+  }
 }
 
 /// [ResolutionRegistry] collects all resolution information. It stores node
 /// related information in a [TreeElements] mapping and registers calls with
 /// [Backend], [World] and [Enqueuer].
 // TODO(johnniwinther): Split this into an interface and implementation class.
 class ResolutionRegistry extends Registry {
   final Compiler compiler;
   final TreeElementMapping mapping;
   final _ResolutionWorldImpact worldImpact;
@@ skipping 272 matching lines @@
   @override
   void registerInstantiatedType(InterfaceType type) {
     registry.registerInstantiation(type);
   }
 
   @override
   DartType resolveTypeFromString(Node node, String typeName) {
     return visitor.resolveTypeFromString(node, typeName);
   }
 }