Protect TTree::Draw against null pointers in the user data. We still need to improve to actually skip the entries with null pointer (instead of plotting a zero value)
Protect TTree::Draw against null pointers in the user data. We still need to improve to actually skip the entries with null pointer (instead of plotting a zero value)


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@13122 27541ba8-7e3a-0410-8455-c3a389f83636

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