11 files declare their use of SqlContentEntityStorageSchema

BlockContentStorageSchema.php in core/modules/block_content/src/BlockContentStorageSchema.php
CommentStorageSchema.php in core/modules/comment/src/CommentStorageSchema.php
ContentModerationStateStorageSchema.php in core/modules/content_moderation/src/ContentModerationStateStorageSchema.php
EntityTestUpdateStorageSchema.php in core/modules/system/tests/modules/entity_test_update/src/EntityTestUpdateStorageSchema.php
FileStorageSchema.php in core/modules/file/src/FileStorageSchema.php
MenuLinkContentStorageSchema.php in core/modules/menu_link_content/src/MenuLinkContentStorageSchema.php
NodeStorageSchema.php in core/modules/node/src/NodeStorageSchema.php
PathAliasStorageSchema.php in core/modules/path_alias/src/PathAliasStorageSchema.php
SqlContentEntityStorageSchemaTest.php in core/tests/Drupal/Tests/Core/Entity/Sql/SqlContentEntityStorageSchemaTest.php
TermStorageSchema.php in core/modules/taxonomy/src/TermStorageSchema.php
UserStorageSchema.php in core/modules/user/src/UserStorageSchema.php

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