Change Details

`./includes/BabelLanguageCodes.php: return wfBCP47( $code );` It should use `LanguageCode::bcp47()` directly. https://doc.wikimedia.org/mediawiki-core/master/php/GlobalFunctions_8php.html#a1bfb0c5998e37f1ac92ad525c57b9686 https://doc.wikimedia.org/mediawiki-core/master/php/classLanguageCode.html#a99e49e867ecba977e2a74df8b01ee19b

`./includes/BabelLanguageCodes.php: return wfBCP47( $code );` It should use `LanguageCode::bcp47()` directly. https://doc.wikimedia.org/mediawiki-core/master/php/GlobalFunctions_8php.html#a1bfb0c5998e37f1ac92ad525c57b9686 https://doc.wikimedia.org/mediawiki-core/master/php/classLanguageCode.html#a99e49e867ecba977e2a74df8b01ee19b == Check list == [ ] Check Support of MediaWiki 1.30 in [[https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/extensions/Babel/+/master/extension.json|extension.json]] [ ] Remove Entire function `bcp47` from BabelLanguageCodes.php, and use `LanguageCode::bcp47( $code )` instead of `self::bcp47( $code )`

`./includes/BabelLanguageCodes.php: return wfBCP47( $code );` It should use `LanguageCode::bcp47()` directly. https://doc.wikimedia.org/mediawiki-core/master/php/GlobalFunctions_8php.html#a1bfb0c5998e37f1ac92ad525c57b9686 https://doc.wikimedia.org/mediawiki-core/master/php/classLanguageCode.html#a99e49e867ecba977e2a74df8b01ee19b == Check list == [ ] Check Support of MediaWiki 1.30 in [[https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/extensions/Babel/+/master/extension.json|extension.json]] [ ] Remove Entire function `bcp47` from BabelLanguageCodes.php, and use `LanguageCode::bcp47( $code )` instead of `self::bcp47( $code )`