Tweaks to warning level and reporting

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 111 matching lines @@
       }
     }
     return null;
   }
 
   static String _conversionKind(Conversion node) {
     if (node is ClosureWrapLiteral) return "WrapLiteral";
     if (node is ClosureWrap) return "Wrap";
     if (node is DynamicCast) return "DynamicCast";
     if (node is AssignmentCast) return "AssignmentCast";
-    if (node is InferableClosure) return "InferableClosure";
+    if (node is UninferredClosure) return "InferableClosure";
     if (node is DownCastComposite) return "CompositeCast";
     if (node is DownCastImplicit) return "ImplicitCast";
     assert(false);
     return "";
   }
 
   @override
   Object visitAsExpression(AsExpression e) {
     var cast = Coercion.cast(_rules.getStaticType(e.expression), e.type.type);
     var loc = _locationInfo(e);
@@ skipping 578 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;
   }
 }