diff --git a/core/modules/views/lib/Drupal/views/Tests/Plugin/PagerTest.php b/core/modules/views/lib/Drupal/views/Tests/Plugin/PagerTest.php
index 7c7136f..2f75320 100644
--- a/core/modules/views/lib/Drupal/views/Tests/Plugin/PagerTest.php
+++ b/core/modules/views/lib/Drupal/views/Tests/Plugin/PagerTest.php
@@ -250,8 +250,8 @@ public function testRenderNullPager() {
     }
     $view = views_get_view('test_pager_full');
     $this->executeView($view);
-    // force the value again here.
-    $view->setUseAJAX(TRUE);
+    // Force the value again here.
+    $view->setUsesAJAX(TRUE);
     $view->pager = NULL;
     $output = $view->render();
     $output = drupal_render($output);
diff --git a/core/modules/views/lib/Drupal/views/Tests/ViewExecutableTest.php b/core/modules/views/lib/Drupal/views/Tests/ViewExecutableTest.php
index cd8397d..7ab1d98 100644
--- a/core/modules/views/lib/Drupal/views/Tests/ViewExecutableTest.php
+++ b/core/modules/views/lib/Drupal/views/Tests/ViewExecutableTest.php
@@ -57,7 +57,6 @@ class ViewExecutableTest extends ViewUnitTestBase {
     'executed',
     'args',
     'build_info',
-    'usesAJAX',
     'result',
     'attachment_before',
     'attachment_after',
@@ -193,7 +192,7 @@ public function testPropertyMethods() {
 
     // Test the setUseAJAX() method.
     $this->assertFalse($view->usesAJAX());
-    $view->setUseAJAX(TRUE);
+    $view->setUsesAJAX(TRUE);
     $this->assertTrue($view->usesAJAX());
 
     $view->setDisplay();
diff --git a/core/modules/views/lib/Drupal/views/ViewExecutable.php b/core/modules/views/lib/Drupal/views/ViewExecutable.php
index dd1d27d..f69f95f 100644
--- a/core/modules/views/lib/Drupal/views/ViewExecutable.php
+++ b/core/modules/views/lib/Drupal/views/ViewExecutable.php
@@ -67,7 +67,7 @@ class ViewExecutable {
    *
    * @var bool
    */
-  public $usesAJAX = FALSE;
+  protected $usesAJAX = FALSE;
 
   /**
    * Where the results of a query will go.
@@ -545,8 +545,8 @@ public function usePager() {
    * tablesorting and exposed filters will be fetched via an AJAX call
    * rather than a page refresh.
    */
-  public function setUseAJAX($use_ajax) {
-    $this->usesAJAX = $use_ajax;
+  public function setUsesAJAX($use_ajax) {
+    $this->usesAJAX = (bool) $use_ajax;
   }
 
   /**