Original commit message from CVS:
* ext/esd/esdsink.c: (gst_esdsink_class_init), (gst_esdsink_init),
(gst_esdsink_finalize), (gst_esdsink_getcaps), (gst_esdsink_open),
(gst_esdsink_close), (gst_esdsink_prepare), (gst_esdsink_write),
(gst_esdsink_set_property), (gst_esdsink_get_property):
Some cleanups.
Reset fd to -1 when we close them.