Stop passing HtmlSystemShared around and move html renaming to IDLTypeInfo.

lib/dom/scripts/systembase.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 base functionality for systems to generate
 Dart APIs from the IDL database."""
 
 import os
 from generator import *
@@ skipping 38 matching lines @@
   # Helper methods used by several systems.
 
   def _ProcessCallback(self, interface, info, file_path):
     """Generates a typedef for the callback interface."""
     self._dart_interface_file_paths.append(file_path)
     code = self._emitters.FileEmitter(file_path)
 
     code.Emit(self._templates.Load('callback.darttemplate'))
     code.Emit('typedef $TYPE $NAME($PARAMS);\n',
               NAME=interface.id,
-              TYPE=info.type_name,
-              PARAMS=info.ParametersImplementationDeclaration())
+              TYPE=DartType(info.type_name),
+              PARAMS=info.ParametersImplementationDeclaration(DartType))
 
 
   def _GenerateLibFile(self, lib_template, lib_file_path, file_paths,
                        **template_args):
     """Generates a lib file from a template and a list of files.
 
     Additional keyword arguments are passed to the template.
     Typically called from self.GenerateLibraries.
     """
     # Load template.
@@ skipping 144 matching lines @@
 
     result = []
     if interface.parents:
       parent = interface.parents[0]
       if IsPureInterface(parent.type.id):
         walk(interface.parents)
       else:
         walk(interface.parents[1:])
     return result
 
+  def _DartType(self, type_name):
+    return self._system._type_registry.DartType(type_name)
+
+
 class GeneratorContext(object):
   def __init__(self, templates, database, emitters, type_registry, output_dir):
     self.templates = templates
     self.database = database
     self.emitters = emitters
     self.type_registry = type_registry
     self.output_dir = output_dir
 
 
 def IsReadOnly(attribute):
   return attribute.is_read_only or 'Replaceable' in attribute.ext_attrs