Protect the TPainter3dAlgorithms constructor in case gCurrentHist=0
Protect the TPainter3dAlgorithms constructor in case gCurrentHist=0


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@12951 27541ba8-7e3a-0410-8455-c3a389f83636

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