There were 2 failures:
1) ApiQueryLanguageinfoTest::testAllPropsForSingleLanguage
Failed asserting that two arrays are equal.
--- Expected
+++ Actual
@@ @@
 Array (
     0 => Array (
         'code' => 'sh'
         'bcp47' => 'sh'
         'autonym' => 'srpskohrvatski / српскохрватски'
-        'name' => 'Serbo-Croatian'
+        'name' => 'srpskohrvatski / српскохрватски'
/home/travis/build/wikimedia/mediawiki/tests/phpunit/MediaWikiTestCase.php:2106
/home/travis/build/wikimedia/mediawiki/tests/phpunit/includes/api/ApiQueryLanguageinfoTest.php:82

2) ApiQueryLanguageinfoTest::testAllPropsForSingleCustomLanguage
Failed asserting that an array does not have the key 'warnings'.
/home/travis/build/wikimedia/mediawiki/tests/phpunit/includes/api/ApiQueryLanguageinfoTest.php:61
/home/travis/build/wikimedia/mediawiki/tests/phpunit/includes/api/ApiQueryLanguageinfoTest.php:87