check/generic/states.c: remove old property.

check/generic/states.c: remove old property.

Original commit message from CVS:
* check/generic/states.c: (GST_START_TEST):
remove old property.

* ext/ogg/gstoggdemux.c: (gst_ogg_pad_submit_packet),
(gst_ogg_demux_perform_seek):
* ext/theora/theoradec.c: (theora_dec_sink_event):
* ext/vorbis/vorbisdec.c: (vorbis_dec_sink_event),
(vorbis_handle_data_packet):
* gst-libs/gst/rtp/gstbasertpdepayload.c:
(gst_base_rtp_depayload_set_gst_timestamp):
* gst/videorate/gstvideorate.c: (gst_videorate_event):
Update for newsegment API change.