Fix #3384235: deprecation dynamic property

src/Plugin/Block/OpenReadspeakerBlock.php

@@ -9,7 +9,7 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Config\ConfigFactoryInterface;
-use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
 
 /**
  * Provides a 'OpenReadspeakerBlock' block.
@@ -28,6 +28,12 @@ class OpenReadspeakerBlock extends BlockBase implements ContainerFactoryPluginIn
    */
   protected $configFactory;
 
+  /**
+   * The request stack.
+   *
+   * @var \Symfony\Component\HttpFoundation\RequestStack
+   */
+  protected $requestStack;
   /**
    * Constructs a Drupal\Component\Plugin\PluginBase object.
    *
@@ -39,7 +45,7 @@ class OpenReadspeakerBlock extends BlockBase implements ContainerFactoryPluginIn
    *   The plugin implementation definition.
    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
    *   The config factory service.
-   * @param \Symfony\Component\HttpFoundation\Request $request
+   * @param \Symfony\Component\HttpFoundation\RequestStack $requestStack
    *   The current request.
    */
   public function __construct(
@@ -47,10 +53,10 @@ class OpenReadspeakerBlock extends BlockBase implements ContainerFactoryPluginIn
     $plugin_id,
     $plugin_definition,
     ConfigFactoryInterface $config_factory,
-    Request $request) {
+    RequestStack $requestStack) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->configFactory = $config_factory;
-    $this->request = $request;
+    $this->requestStack = $requestStack;
   }
 
   /**
@@ -62,7 +68,7 @@ class OpenReadspeakerBlock extends BlockBase implements ContainerFactoryPluginIn
       $plugin_id,
       $plugin_definition,
       $container->get('config.factory'),
-      $container->get('request_stack')->getCurrentRequest()
+      $container->get('request_stack')
     );
   }
 
@@ -128,9 +134,10 @@ class OpenReadspeakerBlock extends BlockBase implements ContainerFactoryPluginIn
     $accountid = $config->get('open_readspeaker_accountid');
     $cdn = $config->get('open_readspeaker_cdn_region');
     $post_mode = $config->get('open_readspeaker_post_mode');
+    $request = $this->requestStack->getCurrentRequest();
     $url = Url::fromRoute(
       '<current>',
-      $this->request->query->all(),
+      $request->query->all(),
       ['absolute' => TRUE]
     )->toString();