14 files declare their use of ServiceProviderInterface
- ConfigOverride.php in core/
lib/ Drupal/ Core/ Installer/ ConfigOverride.php  - CoreServiceProvider.php in core/
lib/ Drupal/ Core/ CoreServiceProvider.php  - DrupalKernel.php in core/
lib/ Drupal/ Core/ DrupalKernel.php  - InstallerServiceProvider.php in core/
lib/ Drupal/ Core/ Installer/ InstallerServiceProvider.php  - JsonapiServiceProvider.php in core/
modules/ jsonapi/ src/ JsonapiServiceProvider.php  - KernelTestBase.php in core/
tests/ Drupal/ KernelTests/ KernelTestBase.php  - LayoutBuilderServiceProvider.php in core/
modules/ layout_builder/ src/ LayoutBuilderServiceProvider.php  - NodeServiceProvider.php in core/
modules/ node/ src/ NodeServiceProvider.php  - NormalInstallerServiceProvider.php in core/
lib/ Drupal/ Core/ Installer/ NormalInstallerServiceProvider.php  - RestServiceProvider.php in core/
modules/ rest/ src/ RestServiceProvider.php  - RouterTestServiceProvider.php in core/
modules/ system/ tests/ modules/ router_test_directory/ src/ RouterTestServiceProvider.php  - SerializationServiceProvider.php in core/
modules/ serialization/ src/ SerializationServiceProvider.php  - TestServiceProvider.php in core/
tests/ Drupal/ KernelTests/ TestServiceProvider.php  - UpdateServiceProvider.php in core/
lib/ Drupal/ Core/ Update/ UpdateServiceProvider.php  
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