STYLE: Remove pass through return of read-only values.
STYLE: Remove pass through return of read-only values.

thewtex/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,BRAINSia/ITK,InsightSoftwareConsortium/ITK,vfonov/ITK,LucasGandel/ITK,BRAINSia/ITK,hjmjohnson/ITK,Kitware/ITK,thewtex/ITK,BRAINSia/ITK,InsightSoftwareConsortium/ITK,InsightSoftwareConsortium/ITK,richardbeare/ITK,BRAINSia/ITK,hjmjohnson/ITK,LucasGandel/ITK,thewtex/ITK,InsightSoftwareConsortium/ITK,Kitware/ITK,hjmjohnson/ITK,richardbeare/ITK,vfonov/ITK,BRAINSia/ITK,InsightSoftwareConsortium/ITK,thewtex/ITK,LucasGandel/ITK,vfonov/ITK,richardbeare/ITK,Kitware/ITK,richardbeare/ITK,LucasGandel/ITK,vfonov/ITK,LucasGandel/ITK,vfonov/ITK,vfonov/ITK,Kitware/ITK,vfonov/ITK,Kitware/ITK,LucasGandel/ITK,hjmjohnson/ITK,richardbeare/ITK,InsightSoftwareConsortium/ITK,hjmjohnson/ITK,BRAINSia/ITK,Kitware/ITK,hjmjohnson/ITK,vfonov/ITK,LucasGandel/ITK,vfonov/ITK,richardbeare/ITK,LucasGandel/ITK,richardbeare/ITK,thewtex/ITK,Kitware/ITK,thewtex/ITK,BRAINSia/ITK,hjmjohnson/ITK