BUG: Clang says declaration of templated method must be before usage
BUG: Clang says declaration of templated method must be before usage

This patch is to address the following compilation error:
http://www.cdash.org/CDash/viewBuildError.php?buildid=1313257

Change-Id: I084e89ea9c21579831b6a361fd6becb9c35a89e4

heimdali/ITK,PlutoniumHeart/ITK,thewtex/ITK,biotrump/ITK,ajjl/ITK,hinerm/ITK,heimdali/ITK,jcfr/ITK,heimdali/ITK,InsightSoftwareConsortium/ITK,paulnovo/ITK,fedral/ITK,thewtex/ITK,vfonov/ITK,BRAINSia/ITK,blowekamp/ITK,LucHermitte/ITK,PlutoniumHeart/ITK,hinerm/ITK,msmolens/ITK,thewtex/ITK,biotrump/ITK,zachary-williamson/ITK,hinerm/ITK,CapeDrew/DCMTK-ITK,paulnovo/ITK,spinicist/ITK,LucHermitte/ITK,Kitware/ITK,LucasGandel/ITK,vfonov/ITK,atsnyder/ITK,atsnyder/ITK,hendradarwin/ITK,BlueBrain/ITK,jmerkow/ITK,stnava/ITK,BlueBrain/ITK,fedral/ITK,LucasGandel/ITK,jmerkow/ITK,Kitware/ITK,BlueBrain/ITK,fedral/ITK,eile/ITK,vfonov/ITK,malaterre/ITK,zachary-williamson/ITK,hendradarwin/ITK,msmolens/ITK,jcfr/ITK,LucHermitte/ITK,hinerm/ITK,hendradarwin/ITK,rhgong/itk-with-dom,fuentesdt/InsightToolkit-dev,BlueBrain/ITK,BRAINSia/ITK,vfonov/ITK,CapeDrew/DCMTK-ITK,hendradarwin/ITK,stnava/ITK,thewtex/ITK,LucHermitte/ITK,vfonov/ITK,blowekamp/ITK,blowekamp/ITK,hinerm/ITK,LucHermitte/ITK,eile/ITK,fbudin69500/ITK,hjmjohnson/ITK,rhgong/itk-with-dom,spinicist/ITK,fuentesdt/InsightToolkit-dev,rhgong/itk-with-dom,jmerkow/ITK,atsnyder/ITK,heimdali/ITK,spinicist/ITK,malaterre/ITK,spinicist/ITK,thewtex/ITK,jmerkow/ITK,eile/ITK,GEHC-Surgery/ITK,eile/ITK,zachary-williamson/ITK,hjmjohnson/ITK,PlutoniumHeart/ITK,vfonov/ITK,malaterre/ITK,vfonov/ITK,GEHC-Surgery/ITK,blowekamp/ITK,eile/ITK,BlueBrain/ITK,richardbeare/ITK,BRAINSia/ITK,richardbeare/ITK,GEHC-Surgery/ITK,msmolens/ITK,fuentesdt/InsightToolkit-dev,fedral/ITK,rhgong/itk-with-dom,spinicist/ITK,hjmjohnson/ITK,thewtex/ITK,fuentesdt/InsightToolkit-dev,atsnyder/ITK,msmolens/ITK,paulnovo/ITK,BRAINSia/ITK,blowekamp/ITK,spinicist/ITK,fuentesdt/InsightToolkit-dev,ajjl/ITK,stnava/ITK,InsightSoftwareConsortium/ITK,hinerm/ITK,spinicist/ITK,zachary-williamson/ITK,stnava/ITK,BRAINSia/ITK,thewtex/ITK,richardbeare/ITK,zachary-williamson/ITK,PlutoniumHeart/ITK,zachary-williamson/ITK,rhgong/itk-with-dom,biotrump/ITK,malaterre/ITK,heimdali/ITK,ajjl/ITK,heimdali/ITK,jmerkow/ITK,atsnyder/ITK,fuentesdt/InsightToolkit-dev,jmerkow/ITK,PlutoniumHeart/ITK,zachary-williamson/ITK,ajjl/ITK,LucasGandel/ITK,fedral/ITK,Kitware/ITK,LucasGandel/ITK,eile/ITK,fbudin69500/ITK,malaterre/ITK,GEHC-Surgery/ITK,stnava/ITK,biotrump/ITK,jcfr/ITK,BlueBrain/ITK,CapeDrew/DCMTK-ITK,stnava/ITK,eile/ITK,jcfr/ITK,hjmjohnson/ITK,richardbeare/ITK,jcfr/ITK,paulnovo/ITK,InsightSoftwareConsortium/ITK,CapeDrew/DCMTK-ITK,richardbeare/ITK,stnava/ITK,fbudin69500/ITK,biotrump/ITK,hjmjohnson/ITK,fedral/ITK,Kitware/ITK,atsnyder/ITK,hinerm/ITK,ajjl/ITK,jmerkow/ITK,msmolens/ITK,paulnovo/ITK,msmolens/ITK,CapeDrew/DCMTK-ITK,hjmjohnson/ITK,CapeDrew/DCMTK-ITK,hendradarwin/ITK,blowekamp/ITK,BlueBrain/ITK,paulnovo/ITK,CapeDrew/DCMTK-ITK,fuentesdt/InsightToolkit-dev,eile/ITK,blowekamp/ITK,spinicist/ITK,heimdali/ITK,stnava/ITK,jmerkow/ITK,LucasGandel/ITK,biotrump/ITK,fbudin69500/ITK,rhgong/itk-with-dom,fuentesdt/InsightToolkit-dev,GEHC-Surgery/ITK,LucHermitte/ITK,LucHermitte/ITK,Kitware/ITK,LucasGandel/ITK,BRAINSia/ITK,CapeDrew/DCMTK-ITK,malaterre/ITK,jcfr/ITK,rhgong/itk-with-dom,ajjl/ITK,spinicist/ITK,hendradarwin/ITK,malaterre/ITK,Kitware/ITK,hendradarwin/ITK,LucasGandel/ITK,LucasGandel/ITK,BlueBrain/ITK,PlutoniumHeart/ITK,hinerm/ITK,GEHC-Surgery/ITK,GEHC-Surgery/ITK,zachary-williamson/ITK,hjmjohnson/ITK,fbudin69500/ITK,paulnovo/ITK,blowekamp/ITK,zachary-williamson/ITK,PlutoniumHeart/ITK,malaterre/ITK,richardbeare/ITK,biotrump/ITK,atsnyder/ITK,vfonov/ITK,eile/ITK,stnava/ITK,jcfr/ITK,GEHC-Surgery/ITK,fedral/ITK,hendradarwin/ITK,richardbeare/ITK,msmolens/ITK,ajjl/ITK,vfonov/ITK,Kitware/ITK,heimdali/ITK,atsnyder/ITK,fbudin69500/ITK,rhgong/itk-with-dom,paulnovo/ITK,InsightSoftwareConsortium/ITK,CapeDrew/DCMTK-ITK,BRAINSia/ITK,msmolens/ITK,fedral/ITK,biotrump/ITK,InsightSoftwareConsortium/ITK,fuentesdt/InsightToolkit-dev,malaterre/ITK,jcfr/ITK,fbudin69500/ITK,hinerm/ITK,ajjl/ITK,atsnyder/ITK,InsightSoftwareConsortium/ITK,PlutoniumHeart/ITK,LucHermitte/ITK,fbudin69500/ITK,InsightSoftwareConsortium/ITK