Revert "dvdplayer: update player state with reference to dts and absolute time"

This reverts commit f05ffc6d8544f37d8721c6bc863387a3ae85ae9a.
dvdplayer: do not pass display time to a/v players if not initied
dvdplayer: update state after flush buffers
dvdplayer: update play state before sending state to a/v players
Merge pull request #2314 from FernetMenta/chapterseek

fix seeking chapter