6 string references to 'template_preprocess' in Drupal 9

RegistryLegacyTest::testSuggestionPreprocessFunctions in core/tests/Drupal/KernelTests/Core/Theme/RegistryLegacyTest.php

Tests the theme registry with theme functions with suggestions.

RegistryTest::testMultipleSubThemes in core/tests/Drupal/KernelTests/Core/Theme/RegistryTest.php

Tests the theme registry with multiple subthemes.

RegistryTest::testSuggestionPreprocessFunctions in core/tests/Drupal/KernelTests/Core/Theme/RegistryTest.php

Tests the theme registry with suggestions.

RegistryTest::testThemeTemplatesRegisteredByModules in core/tests/Drupal/KernelTests/Core/Theme/RegistryTest.php

Tests theme-provided templates that are registered by modules.

user_user_login in core/modules/user/user.module

Implements hook_user_login().

user_user_logout in core/modules/user/user.module

Implements hook_user_logout().