Support map and list literals in analyzer2dart.

sdk/lib/_internal/compiler/implementation/dart_backend/tree_ir_builder.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 tree_ir_builder;
 
 import '../dart2jslib.dart' as dart2js;
 import '../dart_types.dart';
 import '../elements/elements.dart';
 import '../cps_ir/cps_ir_nodes.dart' as cps_ir;
@@ skipping 412 matching lines @@
 
   Expression visitLiteralList(cps_ir.LiteralList node) {
     return new LiteralList(
             node.type,
             translateArguments(node.values));
   }
 
   Expression visitLiteralMap(cps_ir.LiteralMap node) {
     return new LiteralMap(
         node.type,
-        translateArguments(node.keys),
-        translateArguments(node.values));
+        new List<LiteralMapEntry>.generate(node.entries.length, (int index) {
+          return new LiteralMapEntry(
+              getVariableReference(node.entries[index].key),
+              getVariableReference(node.entries[index].value));
+        })
+    );
   }
 
   FunctionDefinition makeSubFunction(cps_ir.FunctionDefinition function) {
     return new Builder.inner(this).build(function);
   }
 
   Node visitCreateFunction(cps_ir.CreateFunction node) {
     FunctionDefinition def = makeSubFunction(node.definition);
     FunctionType type = node.definition.element.type;
     bool hasReturnType = !type.returnType.treatAsDynamic;
@@ skipping 18 matching lines @@
     // visited.
     compiler.internalError(compiler.currentElement, 'Unexpected IR node.');
     return null;
   }
 
   Expression visitIsTrue(cps_ir.IsTrue node) {
     return getVariableReference(node.value);
   }
 }