only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Render/MainContent/DialogRenderer.php
+++ b/core/lib/Drupal/Core/Render/MainContent/DialogRenderer.php
@@ -61,7 +61,7 @@ public function renderResponse(array $main_content, Request $request, RouteMatch
     $title = $main_content['#title'] ?? $this->titleResolver->getTitle($request, $route_match->getRouteObject());
 
     // Determine the dialog options and the target for the OpenDialogCommand.
-    $options = $request->request->get('dialogOptions', []);
+    $options = $request->get('dialogOptions', []);
     $target = $this->determineTargetSelector($options, $route_match);
 
     $response->addCommand(new OpenDialogCommand($target, $title, $content, $options));
only in patch2:
unchanged:
--- a/core/lib/Drupal/Core/Render/MainContent/ModalRenderer.php
+++ b/core/lib/Drupal/Core/Render/MainContent/ModalRenderer.php
@@ -31,7 +31,7 @@ public function renderResponse(array $main_content, Request $request, RouteMatch
 
     // Determine the title: use the title provided by the main content if any,
     // otherwise get it from the routing information.
-    $options = $request->request->get('dialogOptions', []);
+    $options = $request->get('dialogOptions', []);
 
     $response->addCommand(new OpenModalDialogCommand($title, $content, $options));
     return $response;