Removed ptr_map include from backtrace.cc.
Removed ptr_map include from backtrace.cc.

JackieXie168/rethinkdb,urandu/rethinkdb,elkingtonmcb/rethinkdb,jmptrader/rethinkdb,KSanthanam/rethinkdb,4talesa/rethinkdb,RubenKelevra/rethinkdb,gdi2290/rethinkdb,gavioto/rethinkdb,Wilbeibi/rethinkdb,jesseditson/rethinkdb,robertjpayne/rethinkdb,sebadiaz/rethinkdb,JackieXie168/rethinkdb,KSanthanam/rethinkdb,bchavez/rethinkdb,mcanthony/rethinkdb,robertjpayne/rethinkdb,pap/rethinkdb,matthaywardwebdesign/rethinkdb,greyhwndz/rethinkdb,robertjpayne/rethinkdb,sebadiaz/rethinkdb,ajose01/rethinkdb,elkingtonmcb/rethinkdb,wkennington/rethinkdb,mquandalle/rethinkdb,RubenKelevra/rethinkdb,losywee/rethinkdb,dparnell/rethinkdb,greyhwndz/rethinkdb,RubenKelevra/rethinkdb,dparnell/rethinkdb,marshall007/rethinkdb,eliangidoni/rethinkdb,grandquista/rethinkdb,lenstr/rethinkdb,gdi2290/rethinkdb,wkennington/rethinkdb,urandu/rethinkdb,AntouanK/rethinkdb,bpradipt/rethinkdb,bpradipt/rethinkdb,jesseditson/rethinkdb,grandquista/rethinkdb,mquandalle/rethinkdb,robertjpayne/rethinkdb,wujf/rethinkdb,mquandalle/rethinkdb,gavioto/rethinkdb,pap/rethinkdb,wujf/rethinkdb,ayumilong/rethinkdb,niieani/rethinkdb,matthaywardwebdesign/rethinkdb,ajose01/rethinkdb,lenstr/rethinkdb,bchavez/rethinkdb,mquandalle/rethinkdb,4talesa/rethinkdb,niieani/rethinkdb,sontek/rethinkdb,marshall007/rethinkdb,yaolinz/rethinkdb,captainpete/rethinkdb,dparnell/rethinkdb,sontek/rethinkdb,spblightadv/rethinkdb,mbroadst/rethinkdb,elkingtonmcb/rethinkdb,gdi2290/rethinkdb,captainpete/rethinkdb,tempbottle/rethinkdb,catroot/rethinkdb,wkennington/rethinkdb,gavioto/rethinkdb,dparnell/rethinkdb,RubenKelevra/rethinkdb,RubenKelevra/rethinkdb,jesseditson/rethinkdb,grandquista/rethinkdb,eliangidoni/rethinkdb,sbusso/rethinkdb,sbusso/rethinkdb,scripni/rethinkdb,KSanthanam/rethinkdb,ayumilong/rethinkdb,alash3al/rethinkdb,Qinusty/rethinkdb,gavioto/rethinkdb,marshall007/rethinkdb,matthaywardwebdesign/rethinkdb,Wilbeibi/rethinkdb,wkennington/rethinkdb,bpradipt/rethinkdb,bpradipt/rethinkdb,Qinusty/rethinkdb,spblightadv/rethinkdb,yaolinz/rethinkdb,Qinusty/rethinkdb,grandquista/rethinkdb,rrampage/rethinkdb,gdi2290/rethinkdb,losywee/rethinkdb,scripni/rethinkdb,ayumilong/rethinkdb,mcanthony/rethinkdb,spblightadv/rethinkdb,niieani/rethinkdb,jmptrader/rethinkdb,sontek/rethinkdb,ajose01/rethinkdb,ajose01/rethinkdb,RubenKelevra/rethinkdb,grandquista/rethinkdb,losywee/rethinkdb,JackieXie168/rethinkdb,yakovenkodenis/rethinkdb,sontek/rethinkdb,AntouanK/rethinkdb,mcanthony/rethinkdb,captainpete/rethinkdb,lenstr/rethinkdb,losywee/rethinkdb,alash3al/rethinkdb,mbroadst/rethinkdb,matthaywardwebdesign/rethinkdb,greyhwndz/rethinkdb,gdi2290/rethinkdb,catroot/rethinkdb,sbusso/rethinkdb,lenstr/rethinkdb,yaolinz/rethinkdb,JackieXie168/rethinkdb,elkingtonmcb/rethinkdb,robertjpayne/rethinkdb,mcanthony/rethinkdb,wojons/rethinkdb,bpradipt/rethinkdb,marshall007/rethinkdb,matthaywardwebdesign/rethinkdb,bpradipt/rethinkdb,Wilbeibi/rethinkdb,mquandalle/rethinkdb,wkennington/rethinkdb,matthaywardwebdesign/rethinkdb,sontek/rethinkdb,bchavez/rethinkdb,dparnell/rethinkdb,4talesa/rethinkdb,spblightadv/rethinkdb,mcanthony/rethinkdb,yaolinz/rethinkdb,JackieXie168/rethinkdb,mquandalle/rethinkdb,gavioto/rethinkdb,alash3al/rethinkdb,4talesa/rethinkdb,yakovenkodenis/rethinkdb,eliangidoni/rethinkdb,yakovenkodenis/rethinkdb,jmptrader/rethinkdb,captainpete/rethinkdb,pap/rethinkdb,dparnell/rethinkdb,4talesa/rethinkdb,rrampage/rethinkdb,catroot/rethinkdb,victorbriz/rethinkdb,ayumilong/rethinkdb,victorbriz/rethinkdb,Wilbeibi/rethinkdb,mquandalle/rethinkdb,tempbottle/rethinkdb,marshall007/rethinkdb,niieani/rethinkdb,alash3al/rethinkdb,pap/rethinkdb,urandu/rethinkdb,elkingtonmcb/rethinkdb,yaolinz/rethinkdb,victorbriz/rethinkdb,yakovenkodenis/rethinkdb,pap/rethinkdb,scripni/rethinkdb,AntouanK/rethinkdb,RubenKelevra/rethinkdb,sebadiaz/rethinkdb,marshall007/rethinkdb,dparnell/rethinkdb,jmptrader/rethinkdb,tempbottle/rethinkdb,dparnell/rethinkdb,bpradipt/rethinkdb,AntouanK/rethinkdb,yakovenkodenis/rethinkdb,grandquista/rethinkdb,bchavez/rethinkdb,JackieXie168/rethinkdb,ajose01/rethinkdb,rrampage/rethinkdb,JackieXie168/rethinkdb,losywee/rethinkdb,spblightadv/rethinkdb,niieani/rethinkdb,ayumilong/rethinkdb,scripni/rethinkdb,yakovenkodenis/rethinkdb,lenstr/rethinkdb,mbroadst/rethinkdb,tempbottle/rethinkdb,greyhwndz/rethinkdb,Qinusty/rethinkdb,urandu/rethinkdb,4talesa/rethinkdb,greyhwndz/rethinkdb,eliangidoni/rethinkdb,mbroadst/rethinkdb,AntouanK/rethinkdb,ayumilong/rethinkdb,lenstr/rethinkdb,JackieXie168/rethinkdb,bchavez/rethinkdb,dparnell/rethinkdb,eliangidoni/rethinkdb,yakovenkodenis/rethinkdb,spblightadv/rethinkdb,wujf/rethinkdb,wojons/rethinkdb,jesseditson/rethinkdb,eliangidoni/rethinkdb,Qinusty/rethinkdb,wujf/rethinkdb,tempbottle/rethinkdb,wojons/rethinkdb,KSanthanam/rethinkdb,spblightadv/rethinkdb,marshall007/rethinkdb,jmptrader/rethinkdb,bchavez/rethinkdb,lenstr/rethinkdb,gavioto/rethinkdb,eliangidoni/rethinkdb,sbusso/rethinkdb,tempbottle/rethinkdb,ajose01/rethinkdb,urandu/rethinkdb,catroot/rethinkdb,ajose01/rethinkdb,rrampage/rethinkdb,urandu/rethinkdb,greyhwndz/rethinkdb,scripni/rethinkdb,4talesa/rethinkdb,sebadiaz/rethinkdb,niieani/rethinkdb,sebadiaz/rethinkdb,ajose01/rethinkdb,eliangidoni/rethinkdb,bchavez/rethinkdb,captainpete/rethinkdb,AntouanK/rethinkdb,elkingtonmcb/rethinkdb,jesseditson/rethinkdb,pap/rethinkdb,grandquista/rethinkdb,victorbriz/rethinkdb,elkingtonmcb/rethinkdb,jmptrader/rethinkdb,wojons/rethinkdb,bchavez/rethinkdb,Wilbeibi/rethinkdb,wojons/rethinkdb,gavioto/rethinkdb,Wilbeibi/rethinkdb,grandquista/rethinkdb,niieani/rethinkdb,KSanthanam/rethinkdb,rrampage/rethinkdb,victorbriz/rethinkdb,victorbriz/rethinkdb,bchavez/rethinkdb,jesseditson/rethinkdb,jesseditson/rethinkdb,wojons/rethinkdb,KSanthanam/rethinkdb,RubenKelevra/rethinkdb,Wilbeibi/rethinkdb,catroot/rethinkdb,losywee/rethinkdb,wujf/rethinkdb,JackieXie168/rethinkdb,jesseditson/rethinkdb,mcanthony/rethinkdb,catroot/rethinkdb,AntouanK/rethinkdb,ayumilong/rethinkdb,yakovenkodenis/rethinkdb,catroot/rethinkdb,marshall007/rethinkdb,sbusso/rethinkdb,mbroadst/rethinkdb,scripni/rethinkdb,mcanthony/rethinkdb,wojons/rethinkdb,scripni/rethinkdb,sontek/rethinkdb,lenstr/rethinkdb,elkingtonmcb/rethinkdb,jmptrader/rethinkdb,wojons/rethinkdb,urandu/rethinkdb,captainpete/rethinkdb,urandu/rethinkdb,gdi2290/rethinkdb,mbroadst/rethinkdb,Wilbeibi/rethinkdb,pap/rethinkdb,robertjpayne/rethinkdb,wkennington/rethinkdb,sbusso/rethinkdb,losywee/rethinkdb,ayumilong/rethinkdb,sbusso/rethinkdb,scripni/rethinkdb,eliangidoni/rethinkdb,pap/rethinkdb,losywee/rethinkdb,4talesa/rethinkdb,wkennington/rethinkdb,niieani/rethinkdb,tempbottle/rethinkdb,matthaywardwebdesign/rethinkdb,alash3al/rethinkdb,greyhwndz/rethinkdb,sontek/rethinkdb,greyhwndz/rethinkdb,Qinusty/rethinkdb,robertjpayne/rethinkdb,alash3al/rethinkdb,gdi2290/rethinkdb,mquandalle/rethinkdb,matthaywardwebdesign/rethinkdb,sbusso/rethinkdb,rrampage/rethinkdb,robertjpayne/rethinkdb,robertjpayne/rethinkdb,wkennington/rethinkdb,wujf/rethinkdb,mbroadst/rethinkdb,rrampage/rethinkdb,bpradipt/rethinkdb,mbroadst/rethinkdb,grandquista/rethinkdb,alash3al/rethinkdb,tempbottle/rethinkdb,captainpete/rethinkdb,mbroadst/rethinkdb,Qinusty/rethinkdb,KSanthanam/rethinkdb,catroot/rethinkdb,mcanthony/rethinkdb,Qinusty/rethinkdb,bpradipt/rethinkdb,victorbriz/rethinkdb,AntouanK/rethinkdb,gavioto/rethinkdb,KSanthanam/rethinkdb,Qinusty/rethinkdb,yaolinz/rethinkdb,sebadiaz/rethinkdb,rrampage/rethinkdb,captainpete/rethinkdb,victorbriz/rethinkdb,yaolinz/rethinkdb,yaolinz/rethinkdb,alash3al/rethinkdb,wujf/rethinkdb,sebadiaz/rethinkdb,spblightadv/rethinkdb,sontek/rethinkdb,sebadiaz/rethinkdb,jmptrader/rethinkdb