14 files declare their use of Drupal7 in Service Container 7

Account.php in src/Session/Account.php

Contains \Drupal\service_container\Session\Account.

LegacyBackend.php in src/Flood/LegacyBackend.php

Definition of Drupal\service_container\Flood\LegacyBackend.

LegacyDrupal7Test.php in tests/src/Legacy/LegacyDrupal7Test.php

Contains \Drupal\Tests\service_container\Legacy\LegacyDrupal7Test.

LegacyDrupal7Test.php in lib/Drupal/service_container/Tests/LegacyDrupal7Test.php

Contains \Drupal\service_container\Tests\LegacyDrupal7Test.

LegacyMessenger.php in src/Messenger/LegacyMessenger.php

Contains \Drupal\service_container\LegacyMessenger.

LegacyMessengerTest.php in tests/src/Messenger/LegacyMessengerTest.php

Contains \Drupal\Tests\service_container\Messenger\LegacyMessengerTest.

LinkGenerator.php in src/LinkGenerator.php

Contains \Drupal\service_container\LinkGenerator.

ModuleHandler.php in src/Extension/ModuleHandler.php

Contains Drupal\service_container\Extension\ModuleHandler.

ModuleInstaller.php in src/Extension/ModuleInstaller.php

Contains \Drupal\service_container\Extension\ModuleInstaller.

StringTranslation.php in src/StringTranslation/StringTranslation.php

Contains \Drupal\service_container\StringTranslation\StringTranslation.

UrlGenerator.php in src/UrlGenerator.php

Contains \Drupal\service_container\UrlGenerator.

Variable.php in src/Variable.php

Contains \Drupal\service_container\Variable.

WatchdogLogger.php in src/Logger/WatchdogLogger.php

Contains \Drupal\service_container\Logger\WatchdogLogger.

WatchdogLoggerTest.php in tests/src/Logger/WatchdogLoggerTest.php

Contains \Drupal\Tests\service_container\Logger\WatchdogLoggerTest.