From Bertrand: Add protections against possible NULL gPad and fgPadEditor
From Bertrand:
Add protections against possible NULL gPad and fgPadEditor


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@33757 27541ba8-7e3a-0410-8455-c3a389f83636

omazapa/root,Dr15Jones/root,perovic/root,zzxuanyuan/root-compressor-dummy,sawenzel/root,mhuwiler/rootauto,sbinet/cxx-root,davidlt/root,olifre/root,omazapa/root,arch1tect0r/root,veprbl/root,lgiommi/root,Duraznos/root,sirinath/root,BerserkerTroll/root,pspe/root,Duraznos/root,olifre/root,dfunke/root,abhinavmoudgil95/root,simonpf/root,dfunke/root,smarinac/root,agarciamontoro/root,BerserkerTroll/root,lgiommi/root,Dr15Jones/root,jrtomps/root,veprbl/root,gbitzes/root,BerserkerTroll/root,davidlt/root,mkret2/root,mattkretz/root,veprbl/root,georgtroska/root,root-mirror/root,abhinavmoudgil95/root,kirbyherm/root-r-tools,Y--/root,Duraznos/root,olifre/root,smarinac/root,satyarth934/root,zzxuanyuan/root-compressor-dummy,root-mirror/root,agarciamontoro/root,ffurano/root5,veprbl/root,olifre/root,sbinet/cxx-root,lgiommi/root,perovic/root,gganis/root,mattkretz/root,root-mirror/root,bbockelm/root,abhinavmoudgil95/root,nilqed/root,pspe/root,pspe/root,nilqed/root,sawenzel/root,tc3t/qoot,arch1tect0r/root,simonpf/root,mattkretz/root,gganis/root,nilqed/root,vukasinmilosevic/root,0x0all/ROOT,BerserkerTroll/root,omazapa/root,esakellari/root,esakellari/root,georgtroska/root,omazapa/root-old,mattkretz/root,evgeny-boger/root,dfunke/root,Duraznos/root,dfunke/root,omazapa/root-old,CristinaCristescu/root,0x0all/ROOT,buuck/root,beniz/root,cxx-hep/root-cern,vukasinmilosevic/root,Dr15Jones/root,satyarth934/root,smarinac/root,omazapa/root,krafczyk/root,sbinet/cxx-root,CristinaCristescu/root,BerserkerTroll/root,gganis/root,georgtroska/root,satyarth934/root,jrtomps/root,jrtomps/root,jrtomps/root,davidlt/root,vukasinmilosevic/root,sbinet/cxx-root,root-mirror/root,bbockelm/root,satyarth934/root,zzxuanyuan/root,zzxuanyuan/root,strykejern/TTreeReader,vukasinmilosevic/root,mkret2/root,dfunke/root,pspe/root,arch1tect0r/root,kirbyherm/root-r-tools,bbockelm/root,zzxuanyuan/root,Y--/root,tc3t/qoot,CristinaCristescu/root,zzxuanyuan/root-compressor-dummy,lgiommi/root,Duraznos/root,alexschlueter/cern-root,0x0all/ROOT,cxx-hep/root-cern,esakellari/root,thomaskeck/root,smarinac/root,ffurano/root5,Duraznos/root,karies/root,agarciamontoro/root,omazapa/root-old,nilqed/root,zzxuanyuan/root,buuck/root,mhuwiler/rootauto,esakellari/root,sawenzel/root,gganis/root,gganis/root,karies/root,esakellari/my_root_for_test,Y--/root,mhuwiler/rootauto,evgeny-boger/root,evgeny-boger/root,beniz/root,BerserkerTroll/root,mhuwiler/rootauto,karies/root,mattkretz/root,krafczyk/root,perovic/root,alexschlueter/cern-root,abhinavmoudgil95/root,mattkretz/root,gbitzes/root,BerserkerTroll/root,georgtroska/root,CristinaCristescu/root,root-mirror/root,sirinath/root,arch1tect0r/root,thomaskeck/root,sbinet/cxx-root,georgtroska/root,agarciamontoro/root,thomaskeck/root,vukasinmilosevic/root,perovic/root,pspe/root,zzxuanyuan/root,simonpf/root,sirinath/root,zzxuanyuan/root-compressor-dummy,buuck/root,CristinaCristescu/root,davidlt/root,agarciamontoro/root,simonpf/root,simonpf/root,tc3t/qoot,davidlt/root,strykejern/TTreeReader,beniz/root,CristinaCristescu/root,buuck/root,arch1tect0r/root,sawenzel/root,esakellari/root,veprbl/root,olifre/root,Duraznos/root,gbitzes/root,gbitzes/root,Y--/root,perovic/root,bbockelm/root,veprbl/root,sawenzel/root,beniz/root,krafczyk/root,arch1tect0r/root,vukasinmilosevic/root,lgiommi/root,ffurano/root5,buuck/root,mkret2/root,mkret2/root,georgtroska/root,dfunke/root,lgiommi/root,BerserkerTroll/root,tc3t/qoot,ffurano/root5,BerserkerTroll/root,vukasinmilosevic/root,zzxuanyuan/root,veprbl/root,thomaskeck/root,jrtomps/root,Y--/root,krafczyk/root,olifre/root,buuck/root,beniz/root,georgtroska/root,Y--/root,bbockelm/root,sirinath/root,mattkretz/root,gbitzes/root,Y--/root,tc3t/qoot,Dr15Jones/root,ffurano/root5,omazapa/root,davidlt/root,buuck/root,0x0all/ROOT,Y--/root,agarciamontoro/root,dfunke/root,omazapa/root-old,zzxuanyuan/root-compressor-dummy,BerserkerTroll/root,agarciamontoro/root,sawenzel/root,agarciamontoro/root,esakellari/my_root_for_test,mattkretz/root,abhinavmoudgil95/root,beniz/root,olifre/root,sirinath/root,olifre/root,mattkretz/root,lgiommi/root,evgeny-boger/root,omazapa/root-old,gbitzes/root,Y--/root,arch1tect0r/root,root-mirror/root,kirbyherm/root-r-tools,esakellari/root,perovic/root,kirbyherm/root-r-tools,smarinac/root,sbinet/cxx-root,jrtomps/root,abhinavmoudgil95/root,krafczyk/root,simonpf/root,0x0all/ROOT,alexschlueter/cern-root,jrtomps/root,krafczyk/root,mkret2/root,esakellari/my_root_for_test,nilqed/root,buuck/root,vukasinmilosevic/root,nilqed/root,davidlt/root,smarinac/root,georgtroska/root,satyarth934/root,bbockelm/root,Duraznos/root,krafczyk/root,0x0all/ROOT,gganis/root,thomaskeck/root,veprbl/root,bbockelm/root,sawenzel/root,jrtomps/root,thomaskeck/root,alexschlueter/cern-root,strykejern/TTreeReader,esakellari/my_root_for_test,sawenzel/root,esakellari/root,smarinac/root,cxx-hep/root-cern,Y--/root,olifre/root,esakellari/root,georgtroska/root,bbockelm/root,strykejern/TTreeReader,satyarth934/root,strykejern/TTreeReader,agarciamontoro/root,pspe/root,evgeny-boger/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