Use Blink IDL parser for dart libraries.

tools/dom/scripts/systemhtml.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
 import logging
@@ skipping 636 matching lines @@
     return self._type_registry.DartType(type_name)
 
 
 # ------------------------------------------------------------------------------
 
 class Dart2JSBackend(HtmlDartGenerator):
   """Generates a dart2js class for the dart:html library from a DOM IDL
   interface.
   """
 
-  def __init__(self, interface, options):
+  def __init__(self, interface, options, logging_level=logging.WARNING):
     super(Dart2JSBackend, self).__init__(interface, options, False)
 
     self._database = options.database
     self._template_loader = options.templates
     self._type_registry = options.type_registry
     self._renamer = options.renamer
     self._metadata = options.metadata
     self._interface_type_info = self._type_registry.TypeInfo(self._interface.id)
     self._current_secondary_parent = None
     self._library_name = self._renamer.GetLibraryName(self._interface)
 
+    _logger.setLevel(logging_level)
+
   def ImplementsMergedMembers(self):
     return True
 
   def GenerateCallback(self, info):
     pass
 
   def AdditionalImplementedInterfaces(self):
     implements = super(Dart2JSBackend, self).AdditionalImplementedInterfaces()
     if self._interface_type_info.list_item_type() and self.HasIndexedGetter():
       implements.append('JavaScriptIndexingBehavior')
@@ skipping 588 matching lines @@
 
   def AddFile(self, basename, library_name, path):
     self._libraries[library_name].AddFile(path)
 
   def AddTypeEntry(self, library_name, idl_name, dart_name):
     self._libraries[library_name].AddTypeEntry(idl_name, dart_name)
 
   def Emit(self, emitter, auxiliary_dir):
     for lib in self._libraries.values():
       lib.Emit(emitter, auxiliary_dir)