Making all base class DOM types throw as well (to prevent a default constructor for DOM types that …

tools/dom/scripts/htmldartgenerator.py

 #!/usr/bin/python
 # 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.
 
 """This module provides shared functionality for the system to generate
 dart:html APIs from the IDL database."""
 
 import emitter
 from generator import AnalyzeOperation, ConstantOutputOrder, \
@@ skipping 580 matching lines @@
                 info.callback_args[1].is_optional else ''))),
         FUTURE_GENERIC = ('' if len(callback_info.param_infos) == 0 or
             not callback_info.param_infos[0].type_id else
             '<%s>' % self._DartType(callback_info.param_infos[0].type_id)),
         ORIGINAL_FUNCTION = html_name)
 
   def EmitHelpers(self, base_class):
     if not self._members_emitter:
       return
 
-    if (base_class != self.RootClassName() and
-          self._interface.id not in custom_html_constructors):
+    if self._interface.id not in custom_html_constructors:
       self._members_emitter.Emit(
           '  // To suppress missing implicit constructor warnings.\n'
           '  factory $CLASSNAME._() { '
           'throw new UnsupportedError("Not supported"); }\n',
           CLASSNAME=self._interface_type_info.implementation_name())
 
   def DeclareAttribute(self, attribute, type_name, attr_name, read_only):
     """ Declares an attribute but does not include the code to invoke it.
     """
     if read_only:
@@ skipping 82 matching lines @@
 
   def SecureBaseName(self, type_name):
     if type_name in _secure_base_types:
       return _secure_base_types[type_name]
 
   def _DartType(self, type_name):
     return self._type_registry.DartType(type_name)
 
   def _TypeInfo(self, type_name):
     return self._type_registry.TypeInfo(type_name)