Generate typedef node from the element.

pkg/compiler/lib/src/dart_backend/backend.dart

 // Copyright (c) 2012, 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.
 
 part of dart_backend;
 
 // TODO(ahe): This class is simply wrong.  This backend should use
 // elements when it can, not AST nodes.  Perhaps a [Map<Element,
 // TreeElements>] is what is needed.
 class ElementAst {
   final Node ast;
   final TreeElements treeElements;
 
+  /// Use only from the old dart backend. Use [ElementAst.internal] instead.
+  @deprecated
   ElementAst(AstElement element)
       : this.internal(element.resolvedAst.node, element.resolvedAst.elements);
 
   ElementAst.internal(this.ast, this.treeElements);

[sigurdm, 2014/12/08 13:02:29]

Maybe we can find a better name than internal if this is the preferred
constructor now?

[Johnni Winther, 2014/12/10 08:47:53]

Remove the no-name constructor and made this the no-name constructor instead.

 }
 
 class DartBackend extends Backend {
   final List<CompilerTask> tasks;
   final bool stripAsserts;
 
   // TODO(zarah) Maybe change this to a command-line option.
   // Right now, it is set by the tests.
   bool useMirrorHelperLibrary = false;
 
@@ skipping 490 matching lines @@
   }
 
   ConstantExpression compileMetadata(MetadataAnnotation metadata,
                            Node node,
                            TreeElements elements) {
     return measure(() {
       return constantCompiler.compileMetadata(metadata, node, elements);
     });
   }
 }