Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass

Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass

Original commit message from CVS:
* ext/aalib/gstaasink.h:
* ext/annodex/gstcmmldec.h:
* ext/cairo/gsttimeoverlay.h:
* ext/dv/gstdvdec.h:
* ext/dv/gstdvdemux.h:
* ext/esd/esdmon.h:
* ext/esd/esdsink.h:
* ext/flac/gstflacenc.h:
* ext/gconf/gstgconfaudiosink.h:
* ext/gconf/gstgconfaudiosrc.h:
* ext/gconf/gstgconfvideosink.h:
* ext/gconf/gstgconfvideosrc.h:
* ext/gdk_pixbuf/gstgdkanimation.h:
* ext/gdk_pixbuf/pixbufscale.h:
* ext/hal/gsthalaudiosink.h:
* ext/hal/gsthalaudiosrc.h:
* ext/jpeg/gstjpegenc.h:
* ext/jpeg/gstsmokedec.h:
* ext/jpeg/gstsmokeenc.h:
* ext/libcaca/gstcacasink.h:
* ext/libmng/gstmngdec.h:
* ext/libmng/gstmngenc.h:
* ext/libpng/gstpngdec.h:
* ext/libpng/gstpngenc.h:
* ext/raw1394/gstdv1394src.h:
* ext/speex/gstspeexenc.h:
* gst/autodetect/gstautoaudiosink.h:
* gst/autodetect/gstautovideosink.h:
* gst/avi/gstavidemux.h:
* gst/cutter/gstcutter.h:
* gst/debug/efence.h:
* gst/debug/gstnavigationtest.h:
* gst/debug/gstnavseek.h:
* gst/flx/gstflxdec.h:
* gst/goom/gstgoom.h:
* gst/icydemux/gsticydemux.h:
* gst/id3demux/gstid3demux.h:
* gst/law/alaw-decode.h:
* gst/law/alaw-encode.h:
* gst/law/mulaw-decode.h:
* gst/law/mulaw-encode.h:
* gst/matroska/matroska-mux.h:
* gst/median/gstmedian.h:
* gst/oldcore/gstaggregator.h:
* gst/oldcore/gstfdsink.h:
* gst/oldcore/gstmd5sink.h:
* gst/oldcore/gstmultifilesrc.h:
* gst/oldcore/gstpipefilter.h:
* gst/oldcore/gstshaper.h:
* gst/oldcore/gststatistics.h:
* gst/rtp/gstasteriskh263.h:
* gst/rtp/gstrtpL16depay.h:
* gst/rtp/gstrtpL16pay.h:
* gst/rtp/gstrtpamrdepay.h:
* gst/rtp/gstrtpamrpay.h:
* gst/rtp/gstrtpdepay.h:
* gst/rtp/gstrtpgsmdepay.h:
* gst/rtp/gstrtpgsmpay.h:
* gst/rtp/gstrtph263pay.h:
* gst/rtp/gstrtph263pdepay.h:
* gst/rtp/gstrtph263ppay.h:
* gst/rtp/gstrtpmp4gpay.h:
* gst/rtp/gstrtpmp4vdepay.h:
* gst/rtp/gstrtpmp4vpay.h:
* gst/rtp/gstrtpmpadepay.h:
* gst/rtp/gstrtpmpapay.h:
* gst/rtp/gstrtppcmadepay.h:
* gst/rtp/gstrtppcmapay.h:
* gst/rtp/gstrtppcmudepay.h:
* gst/rtp/gstrtppcmupay.h:
* gst/rtp/gstrtpspeexdepay.h:
* gst/rtp/gstrtpspeexpay.h:
* gst/rtsp/gstrtpdec.h:
* gst/rtsp/gstrtspsrc.h:
* gst/smpte/gstsmpte.h:
* gst/udp/gstdynudpsink.h:
* gst/udp/gstmultiudpsink.h:
* gst/udp/gstudpsink.h:
* gst/udp/gstudpsrc.h:
* gst/videofilter/gstvideobalance.h:
* gst/videofilter/gstvideoflip.h:
* sys/oss/gstossdmabuffer.h:
* sys/oss/gstossmixerelement.h:
* sys/oss/gstosssink.h:
* sys/oss/gstosssrc.h:
* sys/osxvideo/osxvideosink.h:
* sys/sunaudio/gstsunaudiomixer.h:
* sys/sunaudio/gstsunaudiosink.h:
* sys/ximage/gstximagesrc.h:
Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass