diff --git a/core/modules/views/src/Plugin/views/PluginBase.php b/core/modules/views/src/Plugin/views/PluginBase.php
index c2d9f0f..3f0729f 100644
--- a/core/modules/views/src/Plugin/views/PluginBase.php
+++ b/core/modules/views/src/Plugin/views/PluginBase.php
@@ -404,6 +404,9 @@ function ($children, $elements) {
 
       return (string) $this->getRenderer()->renderPlain($build);
     }
+    else {
+      return $text;
+    }
   }
 
   /**
diff --git a/core/modules/views/src/Plugin/views/area/TokenizeAreaPluginBase.php b/core/modules/views/src/Plugin/views/area/TokenizeAreaPluginBase.php
index 18a9bd5..4460a9a 100644
--- a/core/modules/views/src/Plugin/views/area/TokenizeAreaPluginBase.php
+++ b/core/modules/views/src/Plugin/views/area/TokenizeAreaPluginBase.php
@@ -53,12 +53,12 @@ public function tokenForm(&$form, FormStateInterface $form_state) {
     // Get a list of the available fields and arguments for token replacement.
     $options = array();
     foreach ($this->view->display_handler->getHandlers('field') as $field => $handler) {
-      $options[t('Fields')]["{{ $field }}"] = $handler->adminLabel();
+      $options[(string) t('Fields')]["{{ $field }}"] = $handler->adminLabel();
     }
 
     foreach ($this->view->display_handler->getHandlers('argument') as $arg => $handler) {
-      $options[t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
-      $options[t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
+      $options[(string) t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
+      $options[(string) t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
     }
 
     if (!empty($options)) {
diff --git a/core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php b/core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php
index de1818d..53cccf6 100644
--- a/core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php
+++ b/core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php
@@ -376,8 +376,8 @@ protected function getTokenHelp() {
 
     foreach ($this->view->display_handler->getHandlers('argument') as $arg => $handler) {
       /** @var \Drupal\views\Plugin\views\argument\ArgumentPluginBase $handler */
-      $options[t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
-      $options[t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
+      $options[(string) t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
+      $options[(string) t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
     }
 
     // We have some options, so make a list.
diff --git a/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php b/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php
index 96fbe9d..bac0dd8 100644
--- a/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php
+++ b/core/modules/views/src/Plugin/views/display/DisplayPluginBase.php
@@ -1726,8 +1726,8 @@ public function buildOptionsForm(&$form, FormStateInterface $form_state) {
 
         $options = array();
         foreach ($this->view->display_handler->getHandlers('argument') as $arg => $handler) {
-          $options[t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
-          $options[t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
+          $options[(string) t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
+          $options[(string) t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
         }
 
         // Default text.
diff --git a/core/modules/views/src/Plugin/views/field/FieldPluginBase.php b/core/modules/views/src/Plugin/views/field/FieldPluginBase.php
index 0a86fc9..17f1763 100644
--- a/core/modules/views/src/Plugin/views/field/FieldPluginBase.php
+++ b/core/modules/views/src/Plugin/views/field/FieldPluginBase.php
@@ -869,8 +869,8 @@ public function buildOptionsForm(&$form, FormStateInterface $form_state) {
       $options[t('Fields')]["{{ {$this->options['id']} }}"] = substr(strrchr($this->adminLabel(), ":"), 2 );
 
       foreach ($this->view->display_handler->getHandlers('argument') as $arg => $handler) {
-        $options[t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
-        $options[t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
+        $options[(string) t('Arguments')]["{{ arguments.$arg }}"] = $this->t('@argument title', array('@argument' => $handler->adminLabel()));
+        $options[(string) t('Arguments')]["{{ raw_arguments.$arg }}"] = $this->t('@argument input', array('@argument' => $handler->adminLabel()));
       }
 
       $this->documentSelfTokens($options[t('Fields')]);
diff --git a/core/modules/views/src/Tests/Handler/FieldKernelTest.php b/core/modules/views/src/Tests/Handler/FieldKernelTest.php
index aabb813..109314b 100644
--- a/core/modules/views/src/Tests/Handler/FieldKernelTest.php
+++ b/core/modules/views/src/Tests/Handler/FieldKernelTest.php
@@ -193,7 +193,7 @@ public function testArgumentTokens() {
       return $name_field_0->advancedRender($row);
     });
 
-    $this->assertFalse(strpos((string) $output, 'views_test_data_test_pre_render_function executed') !== FALSE);
+    $this->assertFalse(strpos((string) $output, 'views_test_data_test_pre_render_function executed') !== FALSE, 'Ensure that the pre_render function was not executed');
     $this->assertEqual('%1 !1', (string) $output, "Ensure that old style placeholders aren't replaced");
 
     // This time use new style tokens but ensure that we still don't allow
@@ -207,8 +207,8 @@ public function testArgumentTokens() {
       return $name_field_0->advancedRender($row);
     });
 
-    $this->assertFalse(strpos((string) $output, 'views_test_data_test_pre_render_function executed') !== FALSE);
-    $this->assertEqual(' ', (string) $output, "Ensure that old style placeholders aren't replaced");
+    $this->assertFalse(strpos((string) $output, 'views_test_data_test_pre_render_function executed') !== FALSE, 'Ensure that the pre_render function was not executed');
+    $this->assertEqual(' ', (string) $output, 'Ensure that new style placeholders are replaced');
   }
 
   /**
diff --git a/core/modules/views/src/Tests/Plugin/PluginBaseTest.php b/core/modules/views/src/Tests/Plugin/PluginBaseTest.php
index f4b5c2d..c5d69ab 100644
--- a/core/modules/views/src/Tests/Plugin/PluginBaseTest.php
+++ b/core/modules/views/src/Tests/Plugin/PluginBaseTest.php
@@ -43,6 +43,16 @@ public function testViewsTokenReplace() {
     $this->assertIdentical($result, 'en means English');
   }
 
+  /**
+   * Tests viewsTokenReplace without any twig tokens.
+   */
+  public function testViewsTokenReplaceWithTwigTokens() {
+    $text = 'Just some text';
+    $tokens = [];
+    $result = $this->testPluginBase->viewsTokenReplace($text, $tokens);
+    $this->assertIdentical($result, 'Just some text');
+  }
+
 }
 
 /**