Add interface_name and implementation_name to IDLTypeInfo class and use them instead of dart_type.

lib/html/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 os
@@ skipping 240 matching lines @@
     template_file = 'interface_%s.darttemplate' % self._html_interface_name
     interface_template = (self._template_loader.TryLoad(template_file) or
                           self._template_loader.Load('interface.darttemplate'))
 
     typename = self._html_interface_name
 
     implements = []
     suppressed_implements = []
 
     for parent in self._interface.parents:
+      parent_type_info = self._type_registry.TypeInfo(parent.type.id)
+      parent_interface_name = parent_type_info.interface_name()
       # TODO(vsm): Remove source_filter.
       if MatchSourceFilter(parent):
         # Parent is a DOM type.
-        implements.append(self._DartType(parent.type.id))
+        implements.append(parent_interface_name)
       elif '<' in parent.type.id:
         # Parent is a Dart collection type.
         # TODO(vsm): Make this check more robust.
-        implements.append(self._DartType(parent.type.id))
+        implements.append(parent_interface_name)
       else:
         suppressed_implements.append('%s.%s' %
-            (self._common_prefix, self._DartType(parent.type.id)))
+            (self._common_prefix, parent_interface_name))
 
     if typename in _secure_base_types:
       implements.append(_secure_base_types[typename])
 
     comment = ' extends'
     implements_str = ''
     if implements:
       implements_str += ' implements ' + ', '.join(implements)
       comment = ','
     if suppressed_implements:
@@ skipping 49 matching lines @@
         if self._html_interface_name in nativified_classes:
           name = nativified_classes[self._html_interface_name]
         basename = '%sImpl' % name
       else:
         basename = '%sImpl_Merged' % self._html_interface_name
       implementation_emitter = self._library_emitter.FileEmitter(basename)
     else:
       implementation_emitter = emitter.Emitter()
 
     base_class = self._backend.BaseClassName()
-    implemented_interfaces = [self._html_interface_name] +\
+    interface_type_info = self._type_registry.TypeInfo(self._interface.id)
+    implemented_interfaces = [interface_type_info.interface_name()] +\
                              self._backend.AdditionalImplementedInterfaces()
     self._implementation_members_emitter = implementation_emitter.Emit(
         self._backend.ImplementationTemplate(),
         CLASSNAME=self._backend.ImplementationClassName(),
         EXTENDS=' extends %s' % base_class if base_class else '',
         IMPLEMENTS=' implements ' + ', '.join(implemented_interfaces),
         NATIVESPEC=self._backend.NativeSpec())
     self._backend.StartInterface(self._implementation_members_emitter)
 
     for constructor_info in constructors:
@@ skipping 270 matching lines @@
       return None
     supertype = self._interface.parents[0].type.id
     if IsDartCollectionType(supertype):
       # List methods are injected in AddIndexer.
       return None
     if IsPureInterface(supertype):
       return None
     elif supertype == 'NodeList':
       # Special case as NodeList gets converted to List<Node>.
       return '_NodeListImpl'
-    return self._ImplClassName(self._DartType(supertype))
+    return self._type_registry.TypeInfo(supertype).implementation_name()
 
   def AdditionalImplementedInterfaces(self):
     # TODO: Include all implemented interfaces, including other Lists.
     implements = []
     element_type = MaybeTypedArrayElementType(self._interface)
     if element_type:
       implements.append('List<%s>' % self._DartType(element_type))
     if self._HasJavaScriptIndexingBehaviour():
       implements.append('JavaScriptIndexingBehavior')
     return implements
@@ skipping 487 matching lines @@
 
     library_emitter = self._multiemitter.FileEmitter(library_file_path)
     library_file_dir = os.path.dirname(library_file_path)
     auxiliary_dir = os.path.relpath(auxiliary_dir, library_file_dir)
     imports_emitter = library_emitter.Emit(
         self._template, AUXILIARY_DIR=massage_path(auxiliary_dir))
     for path in sorted(self._path_to_emitter.keys()):
       relpath = os.path.relpath(path, library_file_dir)
       imports_emitter.Emit(
           "#source('$PATH');\n", PATH=massage_path(relpath))