Tag closures with their types

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:analyzer/src/generated/engine.dart' show AnalysisContext;
@@ skipping 730 matching lines @@
     addedTypes[id] = desc;
     return id;
   }
 
   FunctionTypeAlias _newResolvedTypedef(
       FunctionType type, List<TypeParameterType> ftvs) {
 
     // The name of the typedef (unresolved at this point)
     // TODO(leafp): better naming.
     SimpleIdentifier t = freshTypeDefVariable("CastType");
+
     // The element for the new typedef
     var element = new FunctionTypeAliasElementImpl(t.name, 0);
 
     // Fresh type parameter identifiers for the free type variables
     List<Identifier> tNames =
         ftvs.map((x) => typeParameterFromString(x.name)).toList();
     // The type parameters themselves
     List<TypeParameter> tps = tNames.map(AstBuilder.typeParameter).toList();
     // Allocate the elements for the type parameters, fill in their
     // type (which makes no sense) and link up the various elements
@@ skipping 100 matching lines @@
     assert(_runtime != null);
     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 _runtime.type(f);
     }
     return t.name;
   }
 }