ext/gdk_pixbuf/pixbufscale.c: Correct caps negotiation
ext/gdk_pixbuf/pixbufscale.c: Correct caps negotiation

Original commit message from CVS:
* ext/gdk_pixbuf/pixbufscale.c: (gst_pixbufscale_getcaps):
Correct caps negotiation
* gst/volume/gstvolume.c: (volume_chain_float),
(volume_chain_int16):
Modify debug output to be little more informative
* sys/ximage/ximagesink.c: (gst_ximagesink_check_xshm_calls):
* sys/xvimage/xvimagesink.c: (gst_xvimagesink_check_xshm_calls),
(gst_xvimagesink_xvimage_destroy):
Add XSync calls after detaching from the shared memory segment to
avoid a crash.

Distrotech/gst-plugins-ugly,krieger-od/gst-plugins-ugly,matsu/gst-plugins-ugly,jpakkane/gstreamer-plugins-ugly,GStreamer/gst-plugins-ugly,Lachann/gst-plugins-ugly,cablelabs/gst-plugins-ugly,fluendo/gst-plugins-ugly,StreamUtils/gst-plugins-ugly,alessandrod/gst-plugins-ugly,reynaldo-samsung/gst-plugins-ugly,surround-io/gst-plugins-ugly,matsu/gst-plugins-ugly,GStreamer/gst-plugins-ugly,prajnashi/gst-plugins-ugly,alessandrod/gst-plugins-ugly,matsu/gst-plugins-ugly,StreamUtils/gst-plugins-ugly,Lachann/gst-plugins-ugly,freedesktop-unofficial-mirror/gstreamer-sdk__gst-plugins-ugly,collects/gst-plugins-ugly,PPCDroid/external-gst-plugins-ugly,jpakkane/gstreamer-plugins-ugly,freedesktop-unofficial-mirror/gstreamer__gst-plugins-ugly,Kurento/gst-plugins-ugly,shelsonjava/gst-plugins-ugly,cablelabs/gst-plugins-ugly,Kurento/gst-plugins-ugly,krieger-od/gst-plugins-ugly,knuesel/gst-plugins-ugly,Distrotech/gst-plugins-ugly,fluendo/gst-plugins-ugly,reynaldo-samsung/gst-plugins-ugly,freedesktop-unofficial-mirror/gstreamer__gst-plugins-ugly,GrokImageCompression/gst-plugins-ugly,jar1karp/gst-plugins-ugly,collects/gst-plugins-ugly,GrokImageCompression/gst-plugins-ugly,Distrotech/gst-plugins-ugly,surround-io/gst-plugins-ugly,sebras/gst-plugins-ugly,reynaldo-samsung/gst-plugins-ugly,alessandrod/gst-plugins-ugly,ylatuya/gst-plugins-ugly,ylatuya/gst-plugins-ugly,shelsonjava/gst-plugins-ugly,Lachann/gst-plugins-ugly,knuesel/gst-plugins-ugly,jpakkane/gstreamer-plugins-ugly,collects/gst-plugins-ugly,fluendo/gst-plugins-ugly,jar1karp/gst-plugins-ugly,ahmedammar/platform_external_gst_plugins_ugly,Distrotech/gst-plugins-ugly,sebras/gst-plugins-ugly,jahrome/gst-plugins-ugly,sebras/gst-plugins-ugly,ahmedammar/platform_external_gst_plugins_ugly,knuesel/gst-plugins-ugly,freedesktop-unofficial-mirror/gstreamer__gst-plugins-ugly,GStreamer/gst-plugins-ugly,PPCDroid/external-gst-plugins-ugly,shelsonjava/gst-plugins-ugly,Distrotech/gst-plugins-ugly,StreamUtils/gst-plugins-ugly,collects/gst-plugins-ugly,Kurento/gst-plugins-ugly,ahmedammar/platform_external_gst_plugins_ugly,freedesktop-unofficial-mirror/gstreamer-sdk__gst-plugins-ugly,prajnashi/gst-plugins-ugly,prajnashi/gst-plugins-ugly,cablelabs/gst-plugins-ugly,PPCDroid/external-gst-plugins-ugly,ylatuya/gst-plugins-ugly,GrokImageCompression/gst-plugins-ugly,krieger-od/gst-plugins-ugly,matsu/gst-plugins-ugly,jar1karp/gst-plugins-ugly,jahrome/gst-plugins-ugly,jahrome/gst-plugins-ugly,krieger-od/gst-plugins-ugly,freedesktop-unofficial-mirror/gstreamer-sdk__gst-plugins-ugly,surround-io/gst-plugins-ugly