Products Cast Reference Class: UserActionState chrome.cast.media.UserActionState class static Represent User Action state for media. Constructor UserActionState new UserActionState(userAction) Parameter userAction chrome.cast.media.UserAction Value must not be null. Properties customData (non-null Object or undefined) Optional app specific data. userAction non-null chrome.cast.media.UserAction The user action. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 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 April 24, 2019.