/usr/include/gstreamer-1.0/gst/pbutils/ is in libgstreamer-plugins-base1.0-dev 1.14.0-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/gstreamer-1.0/gst/pbutils/codec-utils.h
/usr/include/gstreamer-1.0/gst/pbutils/descriptions.h
/usr/include/gstreamer-1.0/gst/pbutils/encoding-profile.h
/usr/include/gstreamer-1.0/gst/pbutils/encoding-target.h
/usr/include/gstreamer-1.0/gst/pbutils/gstaudiovisualizer.h
/usr/include/gstreamer-1.0/gst/pbutils/gstdiscoverer.h
/usr/include/gstreamer-1.0/gst/pbutils/gstpluginsbaseversion.h
/usr/include/gstreamer-1.0/gst/pbutils/install-plugins.h
/usr/include/gstreamer-1.0/gst/pbutils/missing-plugins.h
/usr/include/gstreamer-1.0/gst/pbutils/pbutils-enumtypes.h
/usr/include/gstreamer-1.0/gst/pbutils/pbutils-prelude.h
/usr/include/gstreamer-1.0/gst/pbutils/pbutils.h