Better error messages

lib/src/codegen/reify_coercions.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 dev_compiler.src.codegen.reify_coercions;
 
 import 'package:analyzer/analyzer.dart' as analyzer;
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:logging/logging.dart' as logger;
@@ skipping 119 matching lines @@
     if (!NodeReplacer.replace(e, castNode)) {
       _log.severe("Failed to replace node for DownCast");
     }
     castNode.accept(this);
     return null;
   }
 
   @override
   Object visitInferredTypeBase(InferredTypeBase node) {
     var expr = node.node;
-    var b = _inferrer.inferExpression(expr, node.type);
+    var b = _inferrer.inferExpression(expr, node.type, <String>[]);
     assert(b);
     if (!NodeReplacer.replace(node, expr)) {
       _log.severe("Failed to replace node for InferredType");
     }
     expr.accept(this);
     return null;
   }
 
   @override
   Object visitDownCast(DownCast node) {
@@ skipping 555 matching lines @@
   Expression _typeExpression(TypeName t) {
     if (t.typeArguments != null && t.typeArguments.length > 0) {
       var w = AstBuilder.identifierFromString("_");
       var fp = AstBuilder.simpleFormal(w, t);
       var f = AstBuilder.blockFunction(<FormalParameter>[fp], <Statement>[]);
       return new RuntimeOperation("type", <Expression>[f]);
     }
     return t.name;
   }
 }