Issue #3139791 by Phil Wolstenholme, Project Update Bot, apaderno: Make the...

Issue #3139791 by Phil Wolstenholme, Project Update Bot, apaderno: Make the module compatible with Drupal 9

ckeditor_advanced_tab.info.yml

 name: CKEditor Advanced Tab
 type: module
 description: 'Adds the Advanced tab to dialog plugin to CKEditor.'
-core: 8.x
+core_version_requirement: ^9.3
 package: CKEditor
 dependencies:
  - drupal:ckeditor

src/Plugin/CKEditorPlugin/CKEditorAdvancedTab.php

@@ -3,6 +3,7 @@
 namespace Drupal\ckeditor_advanced_tab\Plugin\CKEditorPlugin;
 
 use Drupal\ckeditor\CKEditorPluginBase;
+use Drupal\Core\Extension\ModuleExtensionList;
 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
 use Drupal\Core\StringTranslation\TranslationInterface;
 use Drupal\editor\Entity\Editor;
@@ -39,11 +40,14 @@ class CKEditorAdvancedTab extends CKEditorPluginBase implements ContainerFactory
    *   A logger instance.
    * @param \Drupal\Core\StringTranslation\TranslationInterface $translation_manager
    *   The translation manager.
+   * @param \Drupal\Core\Extension\ModuleExtensionList $extension_list_module
+   *   The module extension list.
    */
-  public function __construct(array $configuration, $plugin_id, array $plugin_definition, LoggerInterface $logger, TranslationInterface $translation_manager) {
+  public function __construct(array $configuration, $plugin_id, array $plugin_definition, LoggerInterface $logger, TranslationInterface $translation_manager, ModuleExtensionList $extension_list_module) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->logger = $logger;
     $this->setStringTranslation($translation_manager);
+    $this->moduleList = $extension_list_module;
   }
 
   /**
@@ -53,7 +57,8 @@ public static function create(ContainerInterface $container, array $configuratio
     return new static(
       $configuration, $plugin_id, $plugin_definition,
       $container->get('logger.channel.ckeditor_advanced_tab'),
-      $container->get('string_translation')
+      $container->get('string_translation'),
+      $container->get('extension.list.module')
     );
   }
 
@@ -77,11 +82,10 @@ public function getFile() {
    * {@inheritdoc}
    */
   public function getButtons() {
-    $path = drupal_get_path('module', 'ckeditor_advanced_tab') . '/icons';
     return [
       'AdvancedTab' => [
         'label' => $this->t('Advanced Tab'),
-        'image' => $path . '/link.png',
+        'image' => $this->getModulePath('ckeditor_advanced_tab') . '/icons/link.png',
       ],
     ];
   }