10 string references to theme.initialization in Zircon Profile 8.0

ElementInfoIntegrationTest::testElementInfoByTheme in core/modules/system/src/Tests/Render/ElementInfoIntegrationTest.php

Ensures that the element info can be altered by themes.

LibraryDiscoveryIntegrationTest::activateTheme in core/modules/system/src/Tests/Asset/LibraryDiscoveryIntegrationTest.php

Activates a specified theme.

RegistryTest::testMultipleSubThemes in core/modules/system/src/Tests/Theme/RegistryTest.php

Tests the theme registry with multiple subthemes.

RegistryTest::testSuggestionPreprocessFunctions in core/modules/system/src/Tests/Theme/RegistryTest.php

Tests the theme registry with suggestions.

RegistryTest::testThemeRegistryAlterByTheme in core/modules/system/src/Tests/Theme/RegistryTest.php

Tests that the theme registry can be altered by themes.

ResolvedLibraryDefinitionsFilesMatchTest::setUp in core/modules/system/src/Tests/Asset/ResolvedLibraryDefinitionsFilesMatchTest.php

Performs setup tasks before each individual test method is run.

StableLibraryOverrideTest::setUp in core/modules/system/src/Tests/Theme/StableLibraryOverrideTest.php

Performs setup tasks before each individual test method is run.

StableTemplateOverrideTest::testStableTemplateOverrides in core/tests/Drupal/KernelTests/Core/Theme/StableTemplateOverrideTest.php

Ensures that Stable overrides all relevant core templates.

ThemeSettingsForm::buildForm in core/modules/system/src/Form/ThemeSettingsForm.php

_drupal_maintenance_theme in core/includes/theme.maintenance.inc

Sets up the theming system for maintenance page.