Firebase Docs Reference Deprecated List Summary Member Firebase.FirebaseApp.CheckDependencies ()This method can run very slow on the main thread and will be removed in a future version. Use CheckDependenciesAsync() instead. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated June 6, 2018.