Clean up Ant bootstrapper build
Clean up Ant bootstrapper build

Summary:
Two things:
* We didn't need two targets
* Technically the rest of buck can access anything in the bootstrapper jar, not just the tracing API

Test Plan: Buck still builds and passes tests

JoelMarcey/buck,brettwooldridge/buck,shs96c/buck,neonichu/buck,grumpyjames/buck,dpursehouse/buck,luiseduardohdbackup/buck,luiseduardohdbackup/buck,Distrotech/buck,daedric/buck,raviagarwal7/buck,Dominator008/buck,davido/buck,lukw00/buck,rowillia/buck,Addepar/buck,sdwilsh/buck,zhan-xiong/buck,janicduplessis/buck,ilya-klyuchnikov/buck,clonetwin26/buck,brettwooldridge/buck,mnuessler/buck,Distrotech/buck,dushmis/buck,shs96c/buck,OkBuilds/buck,romanoid/buck,dsyang/buck,mogers/buck,1yvT0s/buck,bocon13/buck,Dominator008/buck,vschs007/buck,shs96c/buck,romanoid/buck,stuhood/buck,SeleniumHQ/buck,ilya-klyuchnikov/buck,Addepar/buck,darkforestzero/buck,k21/buck,JoelMarcey/buck,bocon13/buck,siddhartharay007/buck,janicduplessis/buck,k21/buck,k21/buck,davido/buck,pwz3n0/buck,Heart2009/buck,grumpyjames/buck,rowillia/buck,artiya4u/buck,LegNeato/buck,shybovycha/buck,zhan-xiong/buck,robbertvanginkel/buck,romanoid/buck,Heart2009/buck,LegNeato/buck,mikekap/buck,ilya-klyuchnikov/buck,zpao/buck,illicitonion/buck,luiseduardohdbackup/buck,OkBuilds/buck,facebook/buck,LegNeato/buck,brettwooldridge/buck,janicduplessis/buck,1yvT0s/buck,artiya4u/buck,dpursehouse/buck,raviagarwal7/buck,dsyang/buck,SeleniumHQ/buck,bocon13/buck,tgummerer/buck,bocon13/buck,ilya-klyuchnikov/buck,1yvT0s/buck,raviagarwal7/buck,dpursehouse/buck,bocon13/buck,kageiit/buck,marcinkwiatkowski/buck,shs96c/buck,facebook/buck,SeleniumHQ/buck,grumpyjames/buck,Dominator008/buck,clonetwin26/buck,nguyentruongtho/buck,justinmuller/buck,clonetwin26/buck,artiya4u/buck,rowillia/buck,rmaz/buck,robbertvanginkel/buck,k21/buck,robbertvanginkel/buck,dsyang/buck,brettwooldridge/buck,romanoid/buck,Distrotech/buck,Learn-Android-app/buck,lukw00/buck,facebook/buck,marcinkwiatkowski/buck,vschs007/buck,illicitonion/buck,robbertvanginkel/buck,kageiit/buck,illicitonion/buck,liuyang-li/buck,raviagarwal7/buck,OkBuilds/buck,vine/buck,justinmuller/buck,brettwooldridge/buck,raviagarwal7/buck,clonetwin26/buck,artiya4u/buck,zhuxiaohao/buck,lukw00/buck,romanoid/buck,mnuessler/buck,vschs007/buck,artiya4u/buck,neonichu/buck,OkBuilds/buck,Distrotech/buck,bocon13/buck,shybovycha/buck,mikekap/buck,luiseduardohdbackup/buck,romanoid/buck,siddhartharay007/buck,marcinkwiatkowski/buck,facebook/buck,shs96c/buck,Learn-Android-app/buck,rhencke/buck,Distrotech/buck,darkforestzero/buck,raviagarwal7/buck,LegNeato/buck,darkforestzero/buck,SeleniumHQ/buck,darkforestzero/buck,1yvT0s/buck,mogers/buck,rhencke/buck,daedric/buck,dsyang/buck,LegNeato/buck,sdwilsh/buck,vine/buck,JoelMarcey/buck,daedric/buck,shybovycha/buck,zpao/buck,rowillia/buck,vschs007/buck,Addepar/buck,pwz3n0/buck,OkBuilds/buck,k21/buck,luiseduardohdbackup/buck,vine/buck,dushmis/buck,mikekap/buck,davido/buck,pwz3n0/buck,robbertvanginkel/buck,ilya-klyuchnikov/buck,mogers/buck,stuhood/buck,OkBuilds/buck,mogers/buck,robbertvanginkel/buck,bocon13/buck,dpursehouse/buck,janicduplessis/buck,rhencke/buck,dsyang/buck,hgl888/buck,LegNeato/buck,sdwilsh/buck,raviagarwal7/buck,vine/buck,OkBuilds/buck,artiya4u/buck,sdwilsh/buck,pwz3n0/buck,kageiit/buck,Distrotech/buck,tgummerer/buck,justinmuller/buck,vine/buck,janicduplessis/buck,mnuessler/buck,dpursehouse/buck,lukw00/buck,grumpyjames/buck,robbertvanginkel/buck,kageiit/buck,Addepar/buck,vschs007/buck,shs96c/buck,justinmuller/buck,rowillia/buck,liuyang-li/buck,mikekap/buck,tgummerer/buck,vschs007/buck,SeleniumHQ/buck,sdwilsh/buck,darkforestzero/buck,daedric/buck,daedric/buck,darkforestzero/buck,liuyang-li/buck,SeleniumHQ/buck,mogers/buck,clonetwin26/buck,justinmuller/buck,daedric/buck,illicitonion/buck,robbertvanginkel/buck,stuhood/buck,janicduplessis/buck,daedric/buck,liuyang-li/buck,zhan-xiong/buck,dushmis/buck,LegNeato/buck,mikekap/buck,shs96c/buck,romanoid/buck,Distrotech/buck,dsyang/buck,dsyang/buck,shybovycha/buck,zpao/buck,Heart2009/buck,mikekap/buck,vine/buck,Addepar/buck,hgl888/buck,dushmis/buck,k21/buck,robbertvanginkel/buck,pwz3n0/buck,shybovycha/buck,Heart2009/buck,siddhartharay007/buck,grumpyjames/buck,tgummerer/buck,lukw00/buck,janicduplessis/buck,neonichu/buck,dushmis/buck,illicitonion/buck,daedric/buck,Learn-Android-app/buck,tgummerer/buck,stuhood/buck,stuhood/buck,neonichu/buck,bocon13/buck,Heart2009/buck,Addepar/buck,tgummerer/buck,1yvT0s/buck,JoelMarcey/buck,romanoid/buck,justinmuller/buck,tgummerer/buck,artiya4u/buck,illicitonion/buck,rmaz/buck,Dominator008/buck,sdwilsh/buck,siddhartharay007/buck,k21/buck,pwz3n0/buck,zpao/buck,rowillia/buck,k21/buck,shybovycha/buck,dsyang/buck,LegNeato/buck,zhuxiaohao/buck,liuyang-li/buck,sdwilsh/buck,shybovycha/buck,nguyentruongtho/buck,marcinkwiatkowski/buck,lukw00/buck,romanoid/buck,lukw00/buck,bocon13/buck,vine/buck,marcinkwiatkowski/buck,zpao/buck,zhan-xiong/buck,sdwilsh/buck,hgl888/buck,OkBuilds/buck,hgl888/buck,dushmis/buck,raviagarwal7/buck,zpao/buck,SeleniumHQ/buck,SeleniumHQ/buck,siddhartharay007/buck,JoelMarcey/buck,rhencke/buck,darkforestzero/buck,ilya-klyuchnikov/buck,rowillia/buck,sdwilsh/buck,justinmuller/buck,ilya-klyuchnikov/buck,liuyang-li/buck,marcinkwiatkowski/buck,rhencke/buck,brettwooldridge/buck,Addepar/buck,SeleniumHQ/buck,mnuessler/buck,illicitonion/buck,robbertvanginkel/buck,vschs007/buck,JoelMarcey/buck,Addepar/buck,lukw00/buck,JoelMarcey/buck,Dominator008/buck,LegNeato/buck,mnuessler/buck,mogers/buck,Dominator008/buck,sdwilsh/buck,siddhartharay007/buck,Learn-Android-app/buck,SeleniumHQ/buck,clonetwin26/buck,daedric/buck,mikekap/buck,vschs007/buck,Learn-Android-app/buck,zhuxiaohao/buck,davido/buck,Learn-Android-app/buck,mogers/buck,dushmis/buck,siddhartharay007/buck,luiseduardohdbackup/buck,rhencke/buck,tgummerer/buck,pwz3n0/buck,janicduplessis/buck,k21/buck,daedric/buck,zhan-xiong/buck,Distrotech/buck,zhan-xiong/buck,1yvT0s/buck,Heart2009/buck,rmaz/buck,darkforestzero/buck,zhan-xiong/buck,vschs007/buck,Addepar/buck,Learn-Android-app/buck,k21/buck,kageiit/buck,stuhood/buck,mikekap/buck,shs96c/buck,clonetwin26/buck,rhencke/buck,liuyang-li/buck,facebook/buck,Heart2009/buck,mnuessler/buck,nguyentruongtho/buck,vschs007/buck,raviagarwal7/buck,OkBuilds/buck,justinmuller/buck,justinmuller/buck,hgl888/buck,vschs007/buck,OkBuilds/buck,brettwooldridge/buck,Addepar/buck,JoelMarcey/buck,rowillia/buck,grumpyjames/buck,nguyentruongtho/buck,shybovycha/buck,liuyang-li/buck,zhan-xiong/buck,Heart2009/buck,luiseduardohdbackup/buck,zpao/buck,zhuxiaohao/buck,dsyang/buck,raviagarwal7/buck,raviagarwal7/buck,raviagarwal7/buck,rowillia/buck,davido/buck,dpursehouse/buck,artiya4u/buck,lukw00/buck,mnuessler/buck,JoelMarcey/buck,zhan-xiong/buck,grumpyjames/buck,shs96c/buck,facebook/buck,mogers/buck,marcinkwiatkowski/buck,ilya-klyuchnikov/buck,grumpyjames/buck,zhuxiaohao/buck,darkforestzero/buck,artiya4u/buck,rmaz/buck,raviagarwal7/buck,zhan-xiong/buck,davido/buck,siddhartharay007/buck,pwz3n0/buck,mikekap/buck,dsyang/buck,Dominator008/buck,robbertvanginkel/buck,k21/buck,neonichu/buck,rmaz/buck,lukw00/buck,neonichu/buck,mikekap/buck,Learn-Android-app/buck,brettwooldridge/buck,artiya4u/buck,romanoid/buck,grumpyjames/buck,davido/buck,clonetwin26/buck,ilya-klyuchnikov/buck,rmaz/buck,dushmis/buck,JoelMarcey/buck,luiseduardohdbackup/buck,Addepar/buck,Heart2009/buck,zhuxiaohao/buck,vschs007/buck,neonichu/buck,hgl888/buck,Dominator008/buck,romanoid/buck,shybovycha/buck,rmaz/buck,zhan-xiong/buck,dushmis/buck,OkBuilds/buck,JoelMarcey/buck,stuhood/buck,darkforestzero/buck,Learn-Android-app/buck,illicitonion/buck,SeleniumHQ/buck,shs96c/buck,Distrotech/buck,lukw00/buck,rhencke/buck,rmaz/buck,Distrotech/buck,vine/buck,vine/buck,shybovycha/buck,davido/buck,brettwooldridge/buck,k21/buck,LegNeato/buck,zhuxiaohao/buck,daedric/buck,illicitonion/buck,darkforestzero/buck,vine/buck,grumpyjames/buck,kageiit/buck,JoelMarcey/buck,mnuessler/buck,facebook/buck,bocon13/buck,clonetwin26/buck,romanoid/buck,clonetwin26/buck,vine/buck,LegNeato/buck,zhan-xiong/buck,pwz3n0/buck,siddhartharay007/buck,bocon13/buck,brettwooldridge/buck,mikekap/buck,dsyang/buck,liuyang-li/buck,artiya4u/buck,stuhood/buck,neonichu/buck,rmaz/buck,marcinkwiatkowski/buck,liuyang-li/buck,rmaz/buck,zhuxiaohao/buck,darkforestzero/buck,shs96c/buck,clonetwin26/buck,Dominator008/buck,sdwilsh/buck,shybovycha/buck,JoelMarcey/buck,dushmis/buck,mogers/buck,shybovycha/buck,illicitonion/buck,Dominator008/buck,liuyang-li/buck,Dominator008/buck,mikekap/buck,rmaz/buck,illicitonion/buck,sdwilsh/buck,davido/buck,neonichu/buck,davido/buck,justinmuller/buck,LegNeato/buck,Dominator008/buck,zhan-xiong/buck,illicitonion/buck,shs96c/buck,OkBuilds/buck,1yvT0s/buck,Distrotech/buck,tgummerer/buck,brettwooldridge/buck,ilya-klyuchnikov/buck,kageiit/buck,nguyentruongtho/buck,pwz3n0/buck,sdwilsh/buck,stuhood/buck,marcinkwiatkowski/buck,davido/buck,rmaz/buck,LegNeato/buck,davido/buck,bocon13/buck,tgummerer/buck,Addepar/buck,rmaz/buck,SeleniumHQ/buck,dpursehouse/buck,brettwooldridge/buck,k21/buck,rowillia/buck,rhencke/buck,Addepar/buck,nguyentruongtho/buck,grumpyjames/buck,tgummerer/buck,pwz3n0/buck,ilya-klyuchnikov/buck,hgl888/buck,stuhood/buck,illicitonion/buck,dsyang/buck,janicduplessis/buck,zhuxiaohao/buck,shybovycha/buck,luiseduardohdbackup/buck,ilya-klyuchnikov/buck,janicduplessis/buck,ilya-klyuchnikov/buck,hgl888/buck,stuhood/buck,mnuessler/buck,hgl888/buck,janicduplessis/buck,vschs007/buck,marcinkwiatkowski/buck,brettwooldridge/buck,clonetwin26/buck,mogers/buck,marcinkwiatkowski/buck,rhencke/buck,SeleniumHQ/buck,clonetwin26/buck,1yvT0s/buck,janicduplessis/buck,shs96c/buck,grumpyjames/buck,dsyang/buck,rhencke/buck,daedric/buck,romanoid/buck,nguyentruongtho/buck,Learn-Android-app/buck,justinmuller/buck,rowillia/buck,mogers/buck,Learn-Android-app/buck,robbertvanginkel/buck,marcinkwiatkowski/buck,justinmuller/buck,darkforestzero/buck,rowillia/buck,marcinkwiatkowski/buck,robbertvanginkel/buck,dpursehouse/buck,justinmuller/buck,1yvT0s/buck,daedric/buck,davido/buck,OkBuilds/buck