8 string references to 'CacheBackendInterface' in Drupal 9

core.services.yml in core/core.services.yml

core/core.services.yml

dynamic_page_cache.services.yml in core/modules/dynamic_page_cache/dynamic_page_cache.services.yml

core/modules/dynamic_page_cache/dynamic_page_cache.services.yml

jsonapi.services.yml in core/modules/jsonapi/jsonapi.services.yml

core/modules/jsonapi/jsonapi.services.yml

migrate.services.yml in core/modules/migrate/migrate.services.yml

core/modules/migrate/migrate.services.yml

module_cachebin.services.yml in core/modules/system/tests/modules/module_cachebin/module_cachebin.services.yml

core/modules/system/tests/modules/module_cachebin/module_cachebin.services.yml

page_cache.services.yml in core/modules/page_cache/page_cache.services.yml

core/modules/page_cache/page_cache.services.yml

rest.services.yml in core/modules/rest/rest.services.yml

core/modules/rest/rest.services.yml

toolbar.services.yml in core/modules/toolbar/toolbar.services.yml

core/modules/toolbar/toolbar.services.yml