gst/: Bufferalloc changes.

gst/: Bufferalloc changes.

Original commit message from CVS:
* gst/effectv/gstquark.c: (gst_quarktv_chain):
* gst/goom/gstgoom.c: (gst_goom_chain):
* gst/videobox/Makefile.am:
* gst/videobox/gstvideobox.c: (gst_video_box_class_init),
(gst_video_box_init), (gst_video_box_sink_setcaps),
(gst_video_box_chain):
* gst/videofilter/gstvideofilter.c: (gst_videofilter_chain):
* gst/videorate/gstvideorate.c: (gst_videorate_class_init),
(gst_videorate_getcaps), (gst_videorate_setcaps),
(gst_videorate_init), (gst_videorate_event), (gst_videorate_chain),
(gst_videorate_change_state):
Bufferalloc changes.