Add IDLDictionaryBase

third_party/WebKit/Source/bindings/scripts/v8_dictionary.py

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Generate template contexts of dictionaries for both v8 bindings and
 implementation classes that are used by blink's core/modules.
 """
 
 import operator
 from idl_types import IdlType
@@ skipping 155 matching lines @@
         'cpp_class': v8_utilities.cpp_name(dictionary),
         'members': members,
     }
     if dictionary.parent:
         context['parent_cpp_class'] = v8_utilities.cpp_name_from_interfaces_info(
             dictionary.parent, interfaces_info)
         parent_interface_info = interfaces_info.get(dictionary.parent)
         if parent_interface_info:
             context['header_includes'].add(
                 parent_interface_info['include_path'])
+    else:
+        context['parent_cpp_class'] = 'IDLDictionaryBase'
+        context['header_includes'].add(
+            'bindings/core/v8/IDLDictionaryBase.h')
     return context
 
 
 def member_impl_context(member, interfaces_info, header_includes):
     idl_type = unwrap_nullable_if_needed(member.idl_type)
     cpp_name = v8_utilities.cpp_name(member)
 
     def getter_expression():
         if idl_type.impl_should_use_nullable_container:
             return 'm_%s.get()' % cpp_name
@@ skipping 26 matching lines @@
         'getter_expression': getter_expression(),
         'has_method_expression': has_method_expression(),
         'has_method_name': has_method_name_for_dictionary_member(member),
         'is_nullable': idl_type.is_nullable,
         'is_traceable': idl_type.is_traceable,
         'member_cpp_type': member_cpp_type(),
         'null_setter_name': null_setter_name_for_dictionary_member(member),
         'rvalue_cpp_type': idl_type.cpp_type_args(used_as_rvalue_type=True),
         'setter_name': setter_name_for_dictionary_member(member),
     }