Change Details

== Steps to reproduce See AC3: https://phabricator.wikimedia.org/T289815#7556851. 1. Go to commons and enable the sticky header using the url parameter 2. Scroll down the page until the sticky header appears Expected: no language switcher appears Observed: language switcher appears with "0 languages" Wikis with multiple languages within the same wiki (eg. commons, wikidata) are not expected to show the language switcher within the sticky header # Developer notes Happens with: ``` $wgVectorLanguageInHeader = [ "logged_in" => false, "logged_out" => false, ]; $wgMFMwApiContentProviderBaseUri = "https://commons.wikimedia.org/w/api.php"; ``` == QA Results - Beta | **AC** | **Status** | **Details** | | ----- | ----- | ----- | | 1 | ✅ | T297362#7579291 | == QA Results - Prod | **AC** | **Status** | **Details** | | ----- | ----- | ----- | | 1 | ✅ | T297362#7579294 |