diff --git a/core/modules/views_ui/lib/Drupal/views_ui/Tests/PreviewTest.php b/core/modules/views_ui/lib/Drupal/views_ui/Tests/PreviewTest.php
index 855dc81..97c0c3f 100644
--- a/core/modules/views_ui/lib/Drupal/views_ui/Tests/PreviewTest.php
+++ b/core/modules/views_ui/lib/Drupal/views_ui/Tests/PreviewTest.php
@@ -8,7 +8,6 @@
 namespace Drupal\views_ui\Tests;
 
 use Drupal\views_ui\ViewUI;
-use SimpleXMLElement;
 
 /**
  * Tests the preview form in the UI.
@@ -85,7 +84,7 @@ function testPreviewUI() {
   /**
    * Tests pagers in the preview form.
    */
-  function testPreviewWithPagersUI() {
+  public function testPreviewWithPagersUI() {
 
     // Create 11 nodes and make sure that everyone is returned.
     for ($i = 0; $i < 11; $i++) {
@@ -93,7 +92,7 @@ function testPreviewWithPagersUI() {
     }
 
     // Test Full Pager.
-    $view = $view = entity_load('view', 'test_pager_full');
+    $view = entity_load('view', 'test_pager_full');
     $view_ui = new ViewUI($view);
     $rendered_preview = $view_ui->renderPreview('default');
     $result = simplexml_load_string('<viewPreview>' . $rendered_preview . '</viewPreview>');
@@ -138,7 +137,7 @@ function testPreviewWithPagersUI() {
     }
 
     // Test Mini Pager.
-    $view = $view = entity_load('view', 'test_mini_pager');
+    $view = entity_load('view', 'test_mini_pager');
     $view_ui = new ViewUI($view);
     $rendered_preview = $view_ui->renderPreview('default');
     $result = simplexml_load_string('<viewPreview>' . $rendered_preview . '</viewPreview>');
@@ -201,7 +200,7 @@ public function testPreviewController() {
    * @param string $message
    *   (optional) A verbose message to output.
    */
-  protected function assertClass(SimpleXMLElement $element, $class, $message = NULL) {
+  protected function assertClass(\SimpleXMLElement $element, $class, $message = NULL) {
     if (!isset($message)) {
       $message = "Class .$class found.";
     }