Rename CustomElementCallbackDispatcher

Source/bindings/templates/methods.cpp

 {##############################################################################}
 {% macro generate_method(method, world_suffix) %}
 {% filter conditional(method.conditional_string) %}
 static void {{method.name}}{{method.overload_index}}Method{{world_suffix}}(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     {# Local variables #}
     {% if method.has_exception_state %}
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "{{method.name}}", "{{interface_name}}", info.Holder(), info.GetIsolate());
     {% endif %}
     {# Overloaded methods have length checked during overload resolution #}
     {% if method.number_of_required_arguments and not method.overload_index %}
     if (UNLIKELY(info.Length() < {{method.number_of_required_arguments}})) {
         {{throw_minimum_arity_type_error(method, method.number_of_required_arguments) | indent(8)}}
         return;
     }
     {% endif %}
     {% if not method.is_static %}
     {{cpp_class}}* impl = {{v8_class}}::toNative(info.Holder());
     {% endif %}
     {% if method.is_custom_element_callbacks %}
-    CustomElementCallbackDispatcher::CallbackDeliveryScope deliveryScope;
+    CustomElementProcessingStack::CallbackDeliveryScope deliveryScope;
     {% endif %}
     {# Security checks #}
     {% if method.is_check_security_for_window %}
     if (LocalDOMWindow* window = impl->toDOMWindow()) {
         if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), window->frame(), exceptionState)) {
             {{throw_from_exception_state(method)}};
             return;
         }
         if (!window->document())
             return;
@@ skipping 586 matching lines @@
 v8::Handle<v8::Object> wrapper = wrap(impl.get(), info.Holder(), info.GetIsolate());
 {% else %}
 {% set constructor_class = v8_class + ('Constructor'
                                        if constructor.is_named_constructor else
                                        '') %}
 v8::Handle<v8::Object> wrapper = info.Holder();
 V8DOMWrapper::associateObjectWithWrapper<{{v8_class}}>(impl.release(), &{{constructor_class}}::wrapperTypeInfo, wrapper, info.GetIsolate(), {{wrapper_configuration}});
 {% endif %}
 v8SetReturnValue(info, wrapper);
 {% endmacro %}