IDL compiler: [Constructor] argument types

Source/bindings/scripts/unstable/v8_interface.py

 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 96 matching lines @@
         includes.update(['bindings/v8/Dictionary.h',
                          'bindings/v8/V8ObjectConstructor.h'])
         if any_type_attributes:
             includes.add('bindings/v8/SerializedScriptValue.h')
 
     template_contents = {
         'any_type_attributes': any_type_attributes,
         'conditional_string': conditional_string(interface),  # [Conditional]
         'constructor_argument_list': constructor_argument_list(interface),
         'constructor_arguments': constructor_arguments(interface),
-        'constructor_method': {},  # stub for generating arguments
+        'constructor_method': {
+            'is_constructor': True,
+        },
         'cpp_class': cpp_name(interface),
         'generate_visit_dom_wrapper_function': generate_visit_dom_wrapper_function,
         'has_constructor': has_constructor,
         'has_custom_legacy_call_as_function': has_extended_attribute_value(interface, 'Custom', 'LegacyCallAsFunction'),  # [Custom=LegacyCallAsFunction]
         'has_custom_to_v8': has_extended_attribute_value(interface, 'Custom', 'ToV8'),  # [Custom=ToV8]
         'has_custom_wrap': has_extended_attribute_value(interface, 'Custom', 'Wrap'),  # [Custom=Wrap]
         'has_event_constructor': has_event_constructor,
         'has_visit_dom_wrapper': (
             # [Custom=Wrap], [GenerateVisitDOMWrapper]
             has_extended_attribute_value(interface, 'Custom', 'VisitDOMWrapper') or
@@ skipping 204 matching lines @@
     if interface.extended_attributes.get('RaisesException') == 'Constructor':
         arguments.append('exceptionState')
 
     return arguments
 
 
 def constructor_arguments(interface):
     if not interface.constructors:
         return []
     constructor = interface.constructors[0]  # FIXME: support overloading
-    return [{'v8_value_to_local_cpp_value':
-                v8_methods.v8_value_to_local_cpp_value(argument, index),
-            }
+    return [constructor_argument(argument, index)
             for index, argument in enumerate(constructor.arguments)]
 
 
+def constructor_argument(argument, index):
+    return {
+        'idl_type': argument.idl_type,
+        'index': index,
+        'name': argument.name,
+        'v8_value_to_local_cpp_value':
+            v8_methods.v8_value_to_local_cpp_value(argument, index),
+    }
+
+
 def interface_length(interface):
     # Docs: http://heycam.github.io/webidl/#es-interface-call
     if 'EventConstructor' in interface.extended_attributes:
         return 1
     if not interface.constructors:
         return 0
     constructor = interface.constructors[0]  # FIXME: support overloading
     return len(constructor.arguments)  # FIXME: support optional arguments