Tells the delegate the user skips backward in the timeline and the player view controller is configured to use non-default skipping behavior.
- tvOS 10.0+
The player view controller to which this delegate is assigned.
This method will be invoked when a player view controller’s skipping behavior is set to “skip items” and a user performs a backward skip gesture (clicking the left side of the Siri remote’s Touch surface). When this method is invoked, it is your responsibility to update the player view controller’s
AVPlayer to play the previous player item.