.../ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php       |    5 +++--
 core/modules/locale/locale.module                                 |    1 -
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php b/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php
index 5ca7cfa..5b37086 100644
--- a/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php
+++ b/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php
@@ -259,8 +259,9 @@ public function getJSSettings(EditorEntity $editor) {
       'drupalExternalPlugins' => array_map('file_create_url', $external_plugin_files),
     );
 
-    if ($this->moduleHandler()->moduleExists('locale')) {
-      locale_js_translate($settings['drupalExternalPlugins']);
+    // Parse all CKEditor plugin JavaScript files for translations.
+    if ($this->moduleHandler->moduleExists('locale')) {
+      locale_js_translate(array_values($settings['drupalExternalPlugins']));
     }
 
     ksort($settings);
diff --git a/core/modules/locale/locale.module b/core/modules/locale/locale.module
index 128934f..b37af1f 100644
--- a/core/modules/locale/locale.module
+++ b/core/modules/locale/locale.module
@@ -613,7 +613,6 @@ function locale_js_alter(&$javascript) {
  *   applicable.
  */
 function locale_js_translate(array $files = array()) {
-
   $language_interface = language(Language::TYPE_INTERFACE);
 
   $dir = 'public://' . Drupal::config('locale.settings')->get('javascript.directory');