PlzNavigate: support the WebRequest API

content/browser/loader/navigation_url_loader_impl_core.h

Index: content/browser/loader/navigation_url_loader_impl_core.h
diff --git a/content/browser/loader/navigation_url_loader_impl_core.h b/content/browser/loader/navigation_url_loader_impl_core.h
index dff67858ffd6f566e8c643ce49491f9796692685..3eebcf3471146124d4efea5095a67d3d916b4b41 100644
--- a/content/browser/loader/navigation_url_loader_impl_core.h
+++ b/content/browser/loader/navigation_url_loader_impl_core.h
@@ -46,7 +46,8 @@ class NavigationURLLoaderImplCore {
   // Starts the request.
   void Start(ResourceContext* resource_context,
              ServiceWorkerContextWrapper* service_worker_context_wrapper,
-             std::unique_ptr<NavigationRequestInfo> request_info);
+             std::unique_ptr<NavigationRequestInfo> request_info,
+             std::unique_ptr<NavigationUIData> navigation_ui_data);
 
   // Follows the current pending redirect.
   void FollowRedirect();
@@ -81,6 +82,7 @@ class NavigationURLLoaderImplCore {
   base::WeakPtr<NavigationURLLoaderImpl> loader_;
   NavigationResourceHandler* resource_handler_;
   std::unique_ptr<NavigationRequestInfo> request_info_;
+  std::unique_ptr<NavigationUIData> navigation_ui_data_;
   ResourceContext* resource_context_;
 
   base::WeakPtrFactory<NavigationURLLoaderImplCore> factory_;