bindings: Support (deprecated) Dictionary in IDL dictionary

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 81 matching lines @@
             return None, 'v8::Null(isolate)'
         cpp_default_value = unwrapped_idl_type.literal_cpp_value(
             member.default_value)
         v8_default_value = unwrapped_idl_type.cpp_value_to_v8_value(
             cpp_value=cpp_default_value, isolate='isolate',
             creation_context='creationContext')
         return cpp_default_value, v8_default_value
 
     cpp_default_value, v8_default_value = default_values()
     cpp_name = v8_utilities.cpp_name(member)
+    is_deprecated_dictionary = unwrapped_idl_type.name == 'Dictionary'
 
     return {
         'cpp_default_value': cpp_default_value,
         'cpp_name': cpp_name,
         'cpp_type': unwrapped_idl_type.cpp_type,
         'cpp_value_to_v8_value': unwrapped_idl_type.cpp_value_to_v8_value(
             cpp_value='impl.%s()' % cpp_name, isolate='isolate',
             creation_context='creationContext',
             extended_attributes=extended_attributes),
         'deprecate_as': v8_utilities.deprecate_as(member),
         'enum_type': idl_type.enum_type,
         'enum_values': unwrapped_idl_type.enum_values,
         'has_method_name': has_method_name_for_dictionary_member(member),
         'idl_type': idl_type.base_type,
-        'is_interface_type': idl_type.is_interface_type and not idl_type.is_dictionary,
+        'is_interface_type': idl_type.is_interface_type and not (idl_type.is_dictionary_type or is_deprecated_dictionary),
         'is_nullable': idl_type.is_nullable,
-        'is_object': unwrapped_idl_type.name == 'Object',
+        'is_object': unwrapped_idl_type.name == 'Object' or is_deprecated_dictionary,
         'is_required': member.is_required,
         'name': member.name,
         'setter_name': setter_name_for_dictionary_member(member),
         'null_setter_name': null_setter_name_for_dictionary_member(member),
         'v8_default_value': v8_default_value,
         'v8_value_to_local_cpp_value': unwrapped_idl_type.v8_value_to_local_cpp_value(
             extended_attributes, member.name + 'Value',
             member.name, isolate='isolate', use_exception_state=True),
     }
 
@@ skipping 41 matching lines @@
     def getter_expression():
         if idl_type.impl_should_use_nullable_container:
             return 'm_%s.get()' % cpp_name
         return 'm_%s' % cpp_name
 
     def has_method_expression():
         if idl_type.impl_should_use_nullable_container or idl_type.is_enum or idl_type.is_string_type or idl_type.is_union_type:
             return '!m_%s.isNull()' % cpp_name
         elif idl_type.name in ['Any', 'Object']:
             return '!(m_{0}.isEmpty() || m_{0}.isNull() || m_{0}.isUndefined())'.format(cpp_name)
+        elif idl_type.name == 'Dictionary':
+            return '!m_%s.isUndefinedOrNull()' % cpp_name
         else:
             return 'm_%s' % cpp_name
 
     def member_cpp_type():
         member_cpp_type = idl_type.cpp_type_args(used_in_cpp_sequence=True)
         if idl_type.impl_should_use_nullable_container:
             return v8_types.cpp_template_type('Nullable', member_cpp_type)
         return member_cpp_type
 
     cpp_default_value = None
     if member.default_value and not member.default_value.is_null:
         cpp_default_value = idl_type.literal_cpp_value(member.default_value)
 
     header_includes.update(idl_type.impl_includes_for_type(interfaces_info))
     return {
         'cpp_default_value': cpp_default_value,
         'cpp_name': cpp_name,
         '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),
     }