/usr/include/libgoffice-0.10/goffice/graph/ is in libgoffice-0.10-dev 0.10.18-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/libgoffice-0.10/goffice/graph/goffice-graph.h
/usr/include/libgoffice-0.10/goffice/graph/gog-3d-box.h
/usr/include/libgoffice-0.10/goffice/graph/gog-axis-color-map.h
/usr/include/libgoffice-0.10/goffice/graph/gog-axis-line.h
/usr/include/libgoffice-0.10/goffice/graph/gog-axis.h
/usr/include/libgoffice-0.10/goffice/graph/gog-chart-impl.h
/usr/include/libgoffice-0.10/goffice/graph/gog-chart-map-3d.h
/usr/include/libgoffice-0.10/goffice/graph/gog-chart-map.h
/usr/include/libgoffice-0.10/goffice/graph/gog-chart.h
/usr/include/libgoffice-0.10/goffice/graph/gog-child-button.h
/usr/include/libgoffice-0.10/goffice/graph/gog-color-scale.h
/usr/include/libgoffice-0.10/goffice/graph/gog-data-allocator.h
/usr/include/libgoffice-0.10/goffice/graph/gog-data-set.h
/usr/include/libgoffice-0.10/goffice/graph/gog-equation.h
/usr/include/libgoffice-0.10/goffice/graph/gog-error-bar.h
/usr/include/libgoffice-0.10/goffice/graph/gog-graph-impl.h
/usr/include/libgoffice-0.10/goffice/graph/gog-graph.h
/usr/include/libgoffice-0.10/goffice/graph/gog-grid-line.h
/usr/include/libgoffice-0.10/goffice/graph/gog-grid.h
/usr/include/libgoffice-0.10/goffice/graph/gog-guru.h
/usr/include/libgoffice-0.10/goffice/graph/gog-label.h
/usr/include/libgoffice-0.10/goffice/graph/gog-legend.h
/usr/include/libgoffice-0.10/goffice/graph/gog-object-xml.h
/usr/include/libgoffice-0.10/goffice/graph/gog-object.h
/usr/include/libgoffice-0.10/goffice/graph/gog-outlined-object.h
/usr/include/libgoffice-0.10/goffice/graph/gog-plot-engine.h
/usr/include/libgoffice-0.10/goffice/graph/gog-plot-impl.h
/usr/include/libgoffice-0.10/goffice/graph/gog-plot.h
/usr/include/libgoffice-0.10/goffice/graph/gog-reg-curve.h
/usr/include/libgoffice-0.10/goffice/graph/gog-renderer.h
/usr/include/libgoffice-0.10/goffice/graph/gog-series-impl.h
/usr/include/libgoffice-0.10/goffice/graph/gog-series-labels.h
/usr/include/libgoffice-0.10/goffice/graph/gog-series-lines.h
/usr/include/libgoffice-0.10/goffice/graph/gog-series.h
/usr/include/libgoffice-0.10/goffice/graph/gog-smoothed-curve.h
/usr/include/libgoffice-0.10/goffice/graph/gog-styled-object.h
/usr/include/libgoffice-0.10/goffice/graph/gog-theme.h
/usr/include/libgoffice-0.10/goffice/graph/gog-trend-line.h
/usr/include/libgoffice-0.10/goffice/graph/gog-view.h