6 uses of LANGUAGE_NEGOTIATION_URL_DOMAIN

LanguageUILanguageNegotiationTest::testLanguageDomain in drupal/core/modules/language/lib/Drupal/language/Tests/LanguageUILanguageNegotiationTest.php
Tests url() when separate domains are used for multiple languages.
LanguageUILanguageNegotiationTest::testUILanguageNegotiation in drupal/core/modules/language/lib/Drupal/language/Tests/LanguageUILanguageNegotiationTest.php
Tests for language switching by URL path.
LanguageUrlRewritingTest::testDomainNameNegotiationPort in drupal/core/modules/language/lib/Drupal/language/Tests/LanguageUrlRewritingTest.php
Check URL rewriting when using a domain name and a non-standard port.
language_from_url in drupal/core/modules/language/language.negotiation.inc
Identify language via URL prefix or domain.
NegotiationUrlForm::buildForm in drupal/core/modules/language/lib/Drupal/language/Form/NegotiationUrlForm.php
Implements \Drupal\Core\Form\FormInterface::buildForm().
NegotiationUrlForm::validateForm in drupal/core/modules/language/lib/Drupal/language/Form/NegotiationUrlForm.php
Implements \Drupal\Core\Form\FormInterface::validateForm().