TrkGaussianSumFilterUtils → TrkDetDescr Relation

File in Tracking/TrkFitter/TrkGaussianSumFilterUtils	Includes file in Tracking/TrkDetDescr
TrkGaussianSumFilterUtils / ElectronCombinedMaterialEffects.h	TrkGeometry / TrkGeometry / MaterialProperties.h
src / MultiComponentStateCombiner.cxx	TrkSurfaces / TrkSurfaces / Tracking/TrkDetDescr/TrkSurfaces/TrkSurfaces/Surface.h