updated core and modules

vendor/symfony/translation/DataCollectorTranslator.php

@@ -88,6 +88,20 @@ class DataCollectorTranslator implements TranslatorInterface, TranslatorBagInter
         return $this->translator->getCatalogue($locale);
     }
 
+    /**
+     * Gets the fallback locales.
+     *
+     * @return array $locales The fallback locales
+     */
+    public function getFallbackLocales()
+    {
+        if ($this->translator instanceof Translator) {
+            return $this->translator->getFallbackLocales();
+        }
+
+        return array();
+    }
+
     /**
      * Passes through all unknown calls onto the translator object.
      */
@@ -126,14 +140,14 @@ class DataCollectorTranslator implements TranslatorInterface, TranslatorBagInter
         } elseif ($catalogue->has($id, $domain)) {
             $state = self::MESSAGE_EQUALS_FALLBACK;
 
-            $fallbackCatalogue = $catalogue->getFallBackCatalogue();
+            $fallbackCatalogue = $catalogue->getFallbackCatalogue();
             while ($fallbackCatalogue) {
                 if ($fallbackCatalogue->defines($id, $domain)) {
                     $locale = $fallbackCatalogue->getLocale();
                     break;
                 }
 
-                $fallbackCatalogue = $fallbackCatalogue->getFallBackCatalogue();
+                $fallbackCatalogue = $fallbackCatalogue->getFallbackCatalogue();
             }
         } else {
             $state = self::MESSAGE_MISSING;