[Extensions Bindings] Don't allow `event` module with native bindings

extensions/renderer/declarative_event.h

Index: extensions/renderer/declarative_event.h
diff --git a/extensions/renderer/declarative_event.h b/extensions/renderer/declarative_event.h
index f51eeba0f050569696549f1ed3b273309b6e3d0e..b0a7bcba7e130cda81c3012947b64137182dd8f2 100644
--- a/extensions/renderer/declarative_event.h
+++ b/extensions/renderer/declarative_event.h
@@ -27,7 +27,8 @@ class DeclarativeEvent final : public gin::Wrappable<DeclarativeEvent> {
                    APITypeReferenceMap* type_refs,
                    APIRequestHandler* request_handler,
                    const std::vector<std::string>& actions_list,
-                   const std::vector<std::string>& conditions_list);
+                   const std::vector<std::string>& conditions_list,
+                   int webview_instance_id);
   ~DeclarativeEvent() override;
 
   static gin::WrapperInfo kWrapperInfo;
@@ -52,6 +53,8 @@ class DeclarativeEvent final : public gin::Wrappable<DeclarativeEvent> {
 
   APIRequestHandler* request_handler_;
 
+  const int webview_instance_id_;
+
   DISALLOW_COPY_AND_ASSIGN(DeclarativeEvent);
 };