
Updates to the ad playback state are posted on the main handler, so they may arrive after the source has already been released (=the internal MediaSource is null). This can cause NPEs. PiperOrigin-RevId: 555102426
Updates to the ad playback state are posted on the main handler, so they may arrive after the source has already been released (=the internal MediaSource is null). This can cause NPEs. PiperOrigin-RevId: 555102426