root/chrome/browser/sync/sessions2/

[..]
  1. notification_service_sessions_router.cc
  2. notification_service_sessions_router.h
  3. session_data_type_controller2.cc
  4. session_data_type_controller2.h
  5. sessions_sync_manager.cc
  6. sessions_sync_manager.h
  7. sessions_sync_manager_unittest.cc
  8. sessions_util.cc
  9. sessions_util.h
  10. synced_window_delegates_getter.cc
  11. synced_window_delegates_getter.h
  12. tab_node_pool2.cc
  13. tab_node_pool2.h
  14. tab_node_pool2_unittest.cc
[..]