Combine TConstHistBinStat with THistBinStat, fix access.
Combine TConstHistBinStat with THistBinStat, fix access.

zzxuanyuan/root-compressor-dummy,bbockelm/root,root-mirror/root,satyarth934/root,bbockelm/root,davidlt/root,abhinavmoudgil95/root,zzxuanyuan/root,agarciamontoro/root,root-mirror/root,BerserkerTroll/root,buuck/root,satyarth934/root,BerserkerTroll/root,beniz/root,georgtroska/root,lgiommi/root,olifre/root,olifre/root,zzxuanyuan/root,Y--/root,sawenzel/root,mhuwiler/rootauto,olifre/root,buuck/root,root-mirror/root,CristinaCristescu/root,agarciamontoro/root,root-mirror/root,BerserkerTroll/root,davidlt/root,pspe/root,olifre/root,karies/root,sawenzel/root,karies/root,gganis/root,zzxuanyuan/root-compressor-dummy,root-mirror/root,gbitzes/root,thomaskeck/root,gbitzes/root,lgiommi/root,olifre/root,beniz/root,buuck/root,sawenzel/root,beniz/root,lgiommi/root,olifre/root,bbockelm/root,sawenzel/root,gganis/root,davidlt/root,mhuwiler/rootauto,lgiommi/root,bbockelm/root,BerserkerTroll/root,buuck/root,abhinavmoudgil95/root,mhuwiler/rootauto,georgtroska/root,olifre/root,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root,satyarth934/root,root-mirror/root,gbitzes/root,abhinavmoudgil95/root,sawenzel/root,pspe/root,veprbl/root,simonpf/root,karies/root,gbitzes/root,veprbl/root,zzxuanyuan/root-compressor-dummy,pspe/root,CristinaCristescu/root,beniz/root,simonpf/root,bbockelm/root,zzxuanyuan/root-compressor-dummy,agarciamontoro/root,lgiommi/root,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root-compressor-dummy,georgtroska/root,davidlt/root,root-mirror/root,gganis/root,mhuwiler/rootauto,veprbl/root,Y--/root,BerserkerTroll/root,CristinaCristescu/root,thomaskeck/root,abhinavmoudgil95/root,mhuwiler/rootauto,abhinavmoudgil95/root,karies/root,bbockelm/root,agarciamontoro/root,agarciamontoro/root,olifre/root,bbockelm/root,georgtroska/root,zzxuanyuan/root,georgtroska/root,Y--/root,pspe/root,satyarth934/root,zzxuanyuan/root-compressor-dummy,thomaskeck/root,gganis/root,Y--/root,pspe/root,Y--/root,pspe/root,agarciamontoro/root,gbitzes/root,buuck/root,CristinaCristescu/root,BerserkerTroll/root,Y--/root,root-mirror/root,satyarth934/root,CristinaCristescu/root,simonpf/root,zzxuanyuan/root,thomaskeck/root,sawenzel/root,CristinaCristescu/root,thomaskeck/root,georgtroska/root,root-mirror/root,bbockelm/root,satyarth934/root,mhuwiler/rootauto,CristinaCristescu/root,sawenzel/root,agarciamontoro/root,zzxuanyuan/root,veprbl/root,simonpf/root,beniz/root,lgiommi/root,beniz/root,CristinaCristescu/root,thomaskeck/root,karies/root,gganis/root,gbitzes/root,simonpf/root,bbockelm/root,simonpf/root,root-mirror/root,lgiommi/root,Y--/root,beniz/root,pspe/root,lgiommi/root,abhinavmoudgil95/root,BerserkerTroll/root,karies/root,zzxuanyuan/root,karies/root,davidlt/root,pspe/root,root-mirror/root,buuck/root,agarciamontoro/root,karies/root,davidlt/root,davidlt/root,davidlt/root,BerserkerTroll/root,satyarth934/root,gganis/root,davidlt/root,buuck/root,agarciamontoro/root,BerserkerTroll/root,gganis/root,zzxuanyuan/root,bbockelm/root,veprbl/root,georgtroska/root,lgiommi/root,georgtroska/root,veprbl/root,satyarth934/root,lgiommi/root,georgtroska/root,CristinaCristescu/root,satyarth934/root,pspe/root,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root-compressor-dummy,georgtroska/root,satyarth934/root,veprbl/root,BerserkerTroll/root,CristinaCristescu/root,zzxuanyuan/root,veprbl/root,mhuwiler/rootauto,olifre/root,karies/root,karies/root,veprbl/root,gganis/root,gbitzes/root,abhinavmoudgil95/root,davidlt/root,olifre/root,abhinavmoudgil95/root,buuck/root,olifre/root,Y--/root,simonpf/root,gbitzes/root,beniz/root,sawenzel/root,pspe/root,mhuwiler/rootauto,buuck/root,thomaskeck/root,mhuwiler/rootauto,zzxuanyuan/root,thomaskeck/root,Y--/root,beniz/root,BerserkerTroll/root,beniz/root,bbockelm/root,abhinavmoudgil95/root,davidlt/root,zzxuanyuan/root,buuck/root,agarciamontoro/root,simonpf/root,zzxuanyuan/root,agarciamontoro/root,sawenzel/root,pspe/root,simonpf/root,sawenzel/root,gganis/root,zzxuanyuan/root-compressor-dummy,Y--/root,thomaskeck/root,abhinavmoudgil95/root,gbitzes/root,abhinavmoudgil95/root,satyarth934/root,sawenzel/root,thomaskeck/root,buuck/root,veprbl/root,simonpf/root,gganis/root,mhuwiler/rootauto,beniz/root,mhuwiler/rootauto,karies/root,simonpf/root,veprbl/root,georgtroska/root,Y--/root,CristinaCristescu/root,gganis/root,lgiommi/root,gbitzes/root,gbitzes/root