Use the correct set of reserved identifiers in pub validations.

utils/pub/validator/name.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.
 
 library name_validator;
 
 import 'dart:async';
 import 'dart:io';
 
 import '../../../pkg/path/lib/path.dart' as path;
 
 import '../entrypoint.dart';
 import '../io.dart';
 import '../utils.dart';
 import '../validator.dart';
 
 /// Dart reserved words, from the Dart spec.
 final _RESERVED_WORDS = [
-  "abstract", "as", "dynamic", "export", "external", "factory", "get",
-  "implements", "import", "library", "operator", "part", "set", "static",
-  "typedef"
+  "assert", "break", "case", "catch", "class", "const", "continue", "default",
+  "do", "else", "extends", "false", "final", "finally", "for", "if", "in", "is",
+  "new", "null", "return", "super", "switch", "this", "throw", "true", "try",
+  "var", "void", "while", "with"
 ];
 
 /// A validator that validates the name of the package and its libraries.
 class NameValidator extends Validator {
   NameValidator(Entrypoint entrypoint)
     : super(entrypoint);
 
   Future validate() {
     _checkName(entrypoint.root.name, 'Package name "${entrypoint.root.name}"');
 
@@ skipping 55 matching lines @@
       builder
         ..add(source.substring(lastMatchEnd, match.start + 1))
         ..add("_")
         ..add(match.group(1).toLowerCase());
       lastMatchEnd = match.end;
     }
     builder.add(source.substring(lastMatchEnd));
     return builder.toString().toLowerCase();
   }
 }