CaloClusterROI use the SurfaceHolder to avoid boilerplate.
CaloClusterROI use the SurfaceHolder to avoid boilerplate. Use unique_ptr for the associated surface. Simplify and add default operations.
Mentioning @sroe
CaloClusterROI use the SurfaceHolder to avoid boilerplate. Use unique_ptr for the associated surface. Simplify and add default operations.
Mentioning @sroe