Issue #2031519 by damiankloip: Deleting a view does not empty it's object cache.

core/modules/views/lib/Drupal/views/Plugin/Core/Entity/View.php

@@ -348,6 +348,16 @@ public function postCreate(EntityStorageControllerInterface $storage_controller)
     $this->mergeDefaultDisplaysOptions();
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public static function postDelete(EntityStorageControllerInterface $storage_controller, array $entities) {
+    $tempstore = \Drupal::service('user.tempstore')->get('views');
+    foreach ($entities as $entity) {
+      $tempstore->delete($entity->id());
+    }
+  }
+
   /**
    * {@inheritdoc}
    */

core/modules/views_ui/lib/Drupal/views_ui/Tests/CachedDataUITest.php

@@ -67,6 +67,12 @@ public function testCacheData() {
     // Test we can save the view.
     $this->drupalPost('admin/structure/views/view/test_view/edit', array(), t('Save'));
     $this->assertRaw(t('The view %view has been saved.', array('%view' => 'Test view')));
+
+    // Test that a deleted view has no tempstore data.
+    $this->drupalPost('admin/structure/views/nojs/display/test_view/default/title', array(), t('Apply'));
+    $this->drupalPost('admin/structure/views/view/test_view/delete', array(), t('Delete'));
+    // No view tempstore data should be returned for this view after deletion.
+    $this->assertEqual($temp_store->getMetadata('test_view'), NULL, 'View tempstore data has been removed after deletion.');
   }
 
 }