Handle list and map literals

pkg/compiler/lib/src/ssa/graph_builder.dart

Index: pkg/compiler/lib/src/ssa/graph_builder.dart
diff --git a/pkg/compiler/lib/src/ssa/graph_builder.dart b/pkg/compiler/lib/src/ssa/graph_builder.dart
index e0716163061dedc5fc75b86e295b5784c3c15875..8766faa19b92b4f7bc76f6bc5055687a8917b5b1 100644
--- a/pkg/compiler/lib/src/ssa/graph_builder.dart
+++ b/pkg/compiler/lib/src/ssa/graph_builder.dart
@@ -11,7 +11,6 @@ import '../deferred_load.dart';
 import '../diagnostics/diagnostic_listener.dart';
 import '../elements/elements.dart';
 import '../elements/entities.dart' show Entity, Local, MemberEntity;
-import '../elements/resolution_types.dart';
 import '../elements/types.dart';
 import '../js_backend/backend.dart';
 import '../js_backend/backend_usage.dart';
@@ -98,7 +97,7 @@ abstract class GraphBuilder {
 
   DeferredLoadTask get deferredLoadTask => compiler.deferredLoadTask;
 
-  Types get types => compiler.types;
+  DartTypes get types => compiler.types;
 
   /// Used to track the locals while building the graph.
   LocalsHandler localsHandler;