UnknownNull
Artifact: androidx.media3:media3-common
@Nonnull(when = When.UNKNOWN)
@TypeQualifierDefault(value = ElementType.TYPE_USE)
@Retention(value = RetentionPolicy.CLASS)
@UnstableApi
annotation UnknownNull
Annotation for specifying unknown nullness. Useful for clearing the effects of an automatically propagated Nonnull
annotation.