Issue #3311466 by Temoor, andypost: Remove obsolete ViewExecutable::editing property access

core/modules/views/src/Plugin/views/display/DisplayPluginBase.php

@@ -192,7 +192,7 @@ abstract class DisplayPluginBase extends PluginBase implements DisplayPluginInte
 
     $skip_cache = \Drupal::config('views.settings')->get('skip_cache');
 
-    if (empty($view->editing) || !$skip_cache) {
+    if (!$skip_cache) {
       $cid = 'views:unpack_options:' . hash('sha256', serialize([$this->options, $options])) . ':' . \Drupal::languageManager()->getCurrentLanguage()->getId();
       if (empty(static::$unpackOptions[$cid])) {
         $cache = \Drupal::cache('data')->get($cid);

core/modules/views/tests/src/Unit/Plugin/display/PathPluginBaseTest.php

@@ -554,9 +554,6 @@ class PathPluginBaseTest extends UnitTestCase {
 
     $view->storage = $view_entity;
 
-    // Skip views options caching.
-    $view->editing = TRUE;
-
     $access_plugin = $this->getMockBuilder('Drupal\views\Plugin\views\access\AccessPluginBase')
       ->disableOriginalConstructor()
       ->getMockForAbstractClass();