Issue #3457046: Code comments in wxt_ext_layout say to remove these

composer.json

@@ -61,7 +61,7 @@
         "drupal/migrate_plus": "^6.0",
         "drupal/migrate_tools": "^6.0",
         "drupal/page_manager": "4.0-rc2",
-        "drupal/panels": "^4.7",
+        "drupal/panels": "^4.8",
         "drupal/paragraphs": "^1.15",
         "drupal/password_policy": "^4.0",
         "drupal/pathauto": "^1.12",

modules/custom/wxt_ext/wxt_ext_layout/wxt_ext_layout.module

@@ -228,42 +228,3 @@ function wxt_ext_layout_entity_get_form_display($entity_type, $bundle, $form_mod
   return $entity_form_display;
 }
 
-/**
- * Implements hook_module_implements_alter().
- *
- * @todo Remove when we require Panels 4.5 or later, since it implements and
- * tests this functionality itself.
- */
-function wxt_ext_layout_module_implements_alter(array &$implementations, $hook) {
-  if ($hook === 'layout_alter') {
-    unset($implementations['panels']);
-  }
-}
-
-/**
- * Implements hook_layout_alter().
- *
- * @todo Remove when we require Panels 4.5 or later, since it implements and
- * tests this functionality itself.
- */
-function wxt_ext_layout_layout_alter(array &$definitions) {
-  $core_layouts = [
-    'layout_onecol',
-    'layout_twocol',
-    'layout_twocol_bricks',
-    'layout_threecol_25_50_25',
-    'layout_threecol_33_34_33',
-  ];
-  foreach ($definitions as $layout_name => $layout) {
-    // Verify that the layout definition is a LayoutDefinition.
-    if (!($definitions[$layout_name] instanceof LayoutDefinition)) {
-      continue;
-    }
-    if (in_array($layout_name, $core_layouts) && empty($definitions[$layout_name]->getIcon())) {
-      $definitions[$layout_name]->setIconPath(\Drupal::service('extension.list.module')->getPath('panels') . '/layouts/' . $layout_name . '/' . $layout_name . '.png');
-    }
-    if (empty($definitions[$layout_name]->getIcon())) {
-      $definitions[$layout_name]->setIconPath(\Drupal::service('extension.list.module')->getPath('panels') . '/layouts/no-layout-preview.png');
-    }
-  }
-}