bindings: Retires ScriptWrappableBase mostly.

Source/bindings/scripts/v8_interface.py

 # Copyright (C) 2013 Google Inc. All rights reserved.
 # coding=utf-8
 #
 # 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
@@ skipping 145 matching lines @@
         # 'cpp_type': argument.idl_type.cpp_type_args(raw_type=True),
         # (if type is non-wrapper type like NodeFilter, normally RefPtr)
         # Raw pointers faster though, and NodeFilter hacky anyway.
         'cpp_type': argument.idl_type.implemented_as + '*',
         'idl_type': argument.idl_type,
         'v8_type': v8_types.v8_type(argument.idl_type.name),
     } for argument in extended_attributes.get('SetWrapperReferenceTo', [])]
     for set_wrapper_reference_to in set_wrapper_reference_to_list:
         set_wrapper_reference_to['idl_type'].add_includes_for_type()
 
-    # [NotScriptWrappable]
-    is_script_wrappable = 'NotScriptWrappable' not in extended_attributes
-
     # [SetWrapperReferenceFrom]
     has_visit_dom_wrapper = (
         has_extended_attribute_value(interface, 'Custom', 'VisitDOMWrapper') or
         reachable_node_function or
         set_wrapper_reference_to_list)
 
     this_gc_type = gc_type(interface)
 
     wrapper_class_id = ('NodeClassId' if inherits_interface(interface.name, 'Node') else 'ObjectClassId')
 
@@ skipping 18 matching lines @@
         'header_includes': header_includes,
         'interface_name': interface.name,
         'is_active_dom_object': is_active_dom_object,
         'is_array_buffer_or_view': is_array_buffer_or_view,
         'is_check_security': is_check_security,
         'is_dependent_lifetime': is_dependent_lifetime,
         'is_event_target': is_event_target,
         'is_exception': interface.is_exception,
         'is_node': inherits_interface(interface.name, 'Node'),
         'is_partial': interface.is_partial,
-        'is_script_wrappable': is_script_wrappable,
         'is_typed_array_type': is_typed_array_type,
         'iterator_method': iterator_method,
         'lifetime': 'Dependent'
             if (has_visit_dom_wrapper or
                 is_active_dom_object or
                 is_dependent_lifetime)
             else 'Independent',
         'measure_as': v8_utilities.measure_as(interface),  # [MeasureAs]
         'parent_interface': parent_interface,
         'pass_cpp_type': cpp_template_type(
@@ skipping 1021 matching lines @@
         deleter = next(
             method
             for method in interface.operations
             if ('deleter' in method.specials and
                 len(method.arguments) == 1 and
                 str(method.arguments[0].idl_type) == 'DOMString'))
     except StopIteration:
         return None
 
     return property_deleter(deleter)