Expanded class hierarchy of SearchApiSolrAcquiaMultiSubsBackend in Acquia Search Multiple Indexes 8
- class \Drupal\acquia_search_multi_subs\Plugin\search_api\backend\SearchApiSolrAcquiaMultiSubsBackend extends \Drupal\search_api_solr\Plugin\search_api\backend\SearchApiSolrBackend