19 files declare their use of InstallerKernel

block.module in core/modules/block/block.module
ChainedFastBackendFactory.php in core/lib/Drupal/Core/Cache/ChainedFastBackendFactory.php
ConfigImporterBatch.php in core/lib/Drupal/Core/Config/Importer/ConfigImporterBatch.php
ConfigImportSubscriber.php in core/lib/Drupal/Core/EventSubscriber/ConfigImportSubscriber.php
ConfigInstaller.php in core/lib/Drupal/Core/Config/ConfigInstaller.php
content_translation.install in core/modules/content_translation/content_translation.install
Installation functions for Content Translation module.
DrupalKernel.php in core/lib/Drupal/Core/DrupalKernel.php
errors.inc in core/includes/errors.inc
Functions for error handling.
Importer.php in core/lib/Drupal/Core/DefaultContent/Importer.php
install.core.inc in core/includes/install.core.inc
API functions for installing Drupal.
install.inc in core/includes/install.inc
API functions for installing modules and themes.
LanguageHooks.php in core/modules/language/src/Hook/LanguageHooks.php
locale.module in core/modules/locale/locale.module
LocaleConfigSubscriber.php in core/modules/locale/src/LocaleConfigSubscriber.php
ModuleInstaller.php in core/lib/Drupal/Core/Extension/ModuleInstaller.php
RecipeConfigInstaller.php in core/lib/Drupal/Core/Recipe/RecipeConfigInstaller.php
ResourceTypeRepository.php in core/modules/jsonapi/src/ResourceType/ResourceTypeRepository.php
theme.inc in core/includes/theme.inc
The theme system, which controls the output of Drupal.
theme.maintenance.inc in core/includes/theme.maintenance.inc
Theming for maintenance pages.

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