gst/base/gstbasesink.c: Some more debug.

gst/base/gstbasesink.c: Some more debug.

Original commit message from CVS:
* gst/base/gstbasesink.c: (gst_base_sink_handle_object),
(gst_base_sink_get_position):
Some more debug.

* gst/gstbin.c: (message_check), (bin_replace_message),
(bin_remove_messages), (is_eos), (gst_bin_add_func),
(update_degree), (gst_bin_sort_iterator_next), (bin_bus_handler),
(bin_query_duration_init), (bin_query_duration_fold),
(bin_query_duration_done), (bin_query_generic_fold),
(gst_bin_query):
* tools/gst-launch.c: (main):
Remove old option.