Drupal 9 Deprecated Code Report [#3120831]

Remove deprecated code according to drupal-check output:
 12/12 [▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓] 100%

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  Line   src/EventSubscriber/DomainPathRedirectRequestSubscriber.php
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  166    Parameter $alias_manager of method Drupal\domain_path_redirect\EventSubscriber\DomainPathRedirectRequestSubscriber::__construct() has typehint with
         deprecated class Drupal\Core\Path\AliasManager:
         in drupal:8.8.0 and is removed from drupal:9.0.0. Use
         \Drupal\path_alias\AliasManager instead.
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  Line   src/Form/DomainPathRedirectDeleteForm.php
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  40     Call to deprecated function drupal_set_message():
         in drupal:8.5.0 and is removed from drupal:9.0.0.
         Use \Drupal\Core\Messenger\MessengerInterface::addMessage() instead.
 ------ ----------------------------------------------------------------------

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  Line   src/Form/DomainPathRedirectForm.php
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  63     Parameter $entity_manager of method Drupal\domain_path_redirect\Form\DomainPathRedirectForm::__construct() has typehint with deprecated interface
         Drupal\Core\Entity\EntityManagerInterface:
         in drupal:8.0.0 and is removed from drupal:9.0.0.
  117    Call to deprecated function drupal_set_message():
         in drupal:8.5.0 and is removed from drupal:9.0.0.
         Use \Drupal\Core\Messenger\MessengerInterface::addMessage() instead.
  217    Call to deprecated method url() of class Drupal\Core\Entity\EntityInterface:
         in drupal:8.0.0 and is removed from drupal:9.0.0.
         Please use toUrl() instead.
  250    Call to deprecated function drupal_set_message():
         in drupal:8.5.0 and is removed from drupal:9.0.0.
         Use \Drupal\Core\Messenger\MessengerInterface::addMessage() instead.
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  Line   tests/src/Unit/DomainPathRedirectRequestSubscriberTest.php
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  145    Return type of method Drupal\Tests\domain_path_redirect\Unit\DomainPathRedirectRequestSubscriberTest::getDomainStub() has typehint with deprecated
         interface PHPUnit_Framework_MockObject_MockObject:
         Use PHPUnit\Framework\MockObject\MockObject instead
  171    Return type of method Drupal\Tests\domain_path_redirect\Unit\DomainPathRedirectRequestSubscriberTest::getRedirectStub() has typehint with deprecated
         interface PHPUnit_Framework_MockObject_MockObject:
         Use PHPUnit\Framework\MockObject\MockObject instead
  282    Return type of method Drupal\Tests\domain_path_redirect\Unit\DomainPathRedirectRequestSubscriberTest::getDomainNegotiatorStub() has typehint with
         deprecated interface PHPUnit_Framework_MockObject_MockObject:
         Use PHPUnit\Framework\MockObject\MockObject instead
  305    Return type of method Drupal\Tests\domain_path_redirect\Unit\DomainPathRedirectRequestSubscriberTest::getDomainPathRedirectRepositoryStub() has typehint
         with deprecated interface PHPUnit_Framework_MockObject_MockObject:
         Use PHPUnit\Framework\MockObject\MockObject instead
  363    Return type of method Drupal\Tests\domain_path_redirect\Unit\DomainPathRedirectRequestSubscriberTest::getLanguageManagerStub() has typehint with
         deprecated interface PHPUnit_Framework_MockObject_MockObject:
         Use PHPUnit\Framework\MockObject\MockObject instead
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 [ERROR] Found 11 errors