#include "TrackingTools/GsfTracking/interface/GsfTrajectoryFitter.h"
#include "TrackingTools/TrackFitters/interface/TrajectoryStateWithArbitraryError.h"
#include "TrackingTools/TransientTrackingRecHit/interface/TransientTrackingRecHit.h"
#include "DataFormats/GeometrySurface/interface/BoundPlane.h"
#include "TrackingTools/GsfTracking/interface/MultiTrajectoryStateMerger.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"