Android11 NotificationRemoteInputManager.java

`NotificationRemoteInputManager.java` is a class included in the Android 11 operating system that manages remote input notifications, which allow users to respond to notifications from the notification shade without having to open the associated app.

The class is responsible for handling the creation and management of remote input sessions, which are used to send user input to a notification's associated app. It also handles the creation of notification actions that allow users to respond to a notification directly from the notification shade.

Some of the methods included in `NotificationRemoteInputManager.java` are `createRemoteInputSession`, `handleRemoteInput`, and `applyUpdateStateLocked`. These methods are used to create and manage remote input sessions, handle user input, and update the state of the associated notification.

Overall, `NotificationRemoteInputManager.java` is an important class for managing remote input notifications in Android 11, and helps to improve the user experience by allowing users to quickly and easily respond to notifications without having to open the associated app.