/usr/share/gtk-doc/ is in gstreamer0.10-buzztard-doc 0.5.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gtk-doc/html/
/usr/share/gtk-doc/html/gst-buzztard/
/usr/share/gtk-doc/html/gst-buzztard/GstBtToneConversion.html
/usr/share/gtk-doc/html/gst-buzztard/api-index.html
/usr/share/gtk-doc/html/gst-buzztard/ch01.html
/usr/share/gtk-doc/html/gst-buzztard/ch02.html
/usr/share/gtk-doc/html/gst-buzztard/ch03.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstAudioDelay.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstBtChildBin.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstBtEnvelope.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstBtHelp.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstBtMusicEnums.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstBtPropertyMeta.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstBtTempo.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstFluidsynth.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstPreset.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard-GstSimSyn.html
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard.devhelp
/usr/share/gtk-doc/html/gst-buzztard/gst-buzztard.devhelp2
/usr/share/gtk-doc/html/gst-buzztard/hierarchy.html
/usr/share/gtk-doc/html/gst-buzztard/home.png
/usr/share/gtk-doc/html/gst-buzztard/index.html
/usr/share/gtk-doc/html/gst-buzztard/index.sgml
/usr/share/gtk-doc/html/gst-buzztard/left.png
/usr/share/gtk-doc/html/gst-buzztard/pr01.html
/usr/share/gtk-doc/html/gst-buzztard/right.png
/usr/share/gtk-doc/html/gst-buzztard/style.css
/usr/share/gtk-doc/html/gst-buzztard/up.png