/usr/include/pcl-1.7/pcl/tracking/ is in libpcl-dev 1.7.2-7.
This file is owned by root:root, with mode 0o755.
..
/usr/include/pcl-1.7/pcl/tracking/approx_nearest_pair_point_cloud_coherence.h
/usr/include/pcl-1.7/pcl/tracking/boost.h
/usr/include/pcl-1.7/pcl/tracking/coherence.h
/usr/include/pcl-1.7/pcl/tracking/distance_coherence.h
/usr/include/pcl-1.7/pcl/tracking/hsv_color_coherence.h
/usr/include/pcl-1.7/pcl/tracking/impl/
/usr/include/pcl-1.7/pcl/tracking/impl/approx_nearest_pair_point_cloud_coherence.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/coherence.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/distance_coherence.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/hsv_color_coherence.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/kld_adaptive_particle_filter.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/kld_adaptive_particle_filter_omp.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/nearest_pair_point_cloud_coherence.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/normal_coherence.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/particle_filter.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/particle_filter_omp.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/pyramidal_klt.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/tracker.hpp
/usr/include/pcl-1.7/pcl/tracking/impl/tracking.hpp
/usr/include/pcl-1.7/pcl/tracking/kld_adaptive_particle_filter.h
/usr/include/pcl-1.7/pcl/tracking/kld_adaptive_particle_filter_omp.h
/usr/include/pcl-1.7/pcl/tracking/nearest_pair_point_cloud_coherence.h
/usr/include/pcl-1.7/pcl/tracking/normal_coherence.h
/usr/include/pcl-1.7/pcl/tracking/particle_filter.h
/usr/include/pcl-1.7/pcl/tracking/particle_filter_omp.h
/usr/include/pcl-1.7/pcl/tracking/pyramidal_klt.h
/usr/include/pcl-1.7/pcl/tracking/tracker.h
/usr/include/pcl-1.7/pcl/tracking/tracking.h