RecoTools : Thread safe checks and tidy
- Add
ATLAS_CHECK_THREAD_SAFETY - Make a few interface methods
const - Remove seemingly unused code.
- Mark one tool (seems also unused) as
NOT_THREAD_SAFE - Use
empty - Use
nullptr - Cleanup
atlas_depends_on_subdirs
ATLAS_CHECK_THREAD_SAFETY
const
NOT_THREAD_SAFE
empty
nullptr
atlas_depends_on_subdirs