Change the default compilation database format to clang.
Change the default compilation database format to clang.

Test Plan: CI

vschs007/buck,daedric/buck,illicitonion/buck,vschs007/buck,ilya-klyuchnikov/buck,LegNeato/buck,marcinkwiatkowski/buck,LegNeato/buck,Dominator008/buck,robbertvanginkel/buck,bocon13/buck,tgummerer/buck,brettwooldridge/buck,bocon13/buck,robbertvanginkel/buck,SeleniumHQ/buck,mikekap/buck,rowillia/buck,clonetwin26/buck,nguyentruongtho/buck,OkBuilds/buck,shs96c/buck,grumpyjames/buck,mogers/buck,justinmuller/buck,darkforestzero/buck,zpao/buck,illicitonion/buck,marcinkwiatkowski/buck,SeleniumHQ/buck,sdwilsh/buck,dsyang/buck,LegNeato/buck,raviagarwal7/buck,daedric/buck,ilya-klyuchnikov/buck,darkforestzero/buck,shs96c/buck,robbertvanginkel/buck,daedric/buck,janicduplessis/buck,facebook/buck,SeleniumHQ/buck,brettwooldridge/buck,nguyentruongtho/buck,davido/buck,vine/buck,dsyang/buck,facebook/buck,liuyang-li/buck,mikekap/buck,clonetwin26/buck,vschs007/buck,sdwilsh/buck,shybovycha/buck,bocon13/buck,raviagarwal7/buck,mogers/buck,dsyang/buck,davido/buck,justinmuller/buck,marcinkwiatkowski/buck,ilya-klyuchnikov/buck,davido/buck,sdwilsh/buck,marcinkwiatkowski/buck,rmaz/buck,clonetwin26/buck,grumpyjames/buck,daedric/buck,rmaz/buck,rmaz/buck,SeleniumHQ/buck,zhan-xiong/buck,romanoid/buck,tgummerer/buck,daedric/buck,robbertvanginkel/buck,tgummerer/buck,liuyang-li/buck,liuyang-li/buck,Addepar/buck,illicitonion/buck,grumpyjames/buck,bocon13/buck,zpao/buck,ilya-klyuchnikov/buck,rmaz/buck,JoelMarcey/buck,rhencke/buck,zhan-xiong/buck,marcinkwiatkowski/buck,mikekap/buck,bocon13/buck,shybovycha/buck,mikekap/buck,tgummerer/buck,raviagarwal7/buck,shybovycha/buck,raviagarwal7/buck,brettwooldridge/buck,janicduplessis/buck,mogers/buck,justinmuller/buck,rhencke/buck,rhencke/buck,davido/buck,sdwilsh/buck,Distrotech/buck,justinmuller/buck,mikekap/buck,brettwooldridge/buck,k21/buck,Addepar/buck,rowillia/buck,zhan-xiong/buck,Distrotech/buck,davido/buck,romanoid/buck,Dominator008/buck,LegNeato/buck,Addepar/buck,Addepar/buck,JoelMarcey/buck,grumpyjames/buck,robbertvanginkel/buck,kageiit/buck,bocon13/buck,rowillia/buck,zhan-xiong/buck,janicduplessis/buck,dsyang/buck,nguyentruongtho/buck,dsyang/buck,shs96c/buck,rmaz/buck,illicitonion/buck,rhencke/buck,facebook/buck,tgummerer/buck,rhencke/buck,k21/buck,janicduplessis/buck,Dominator008/buck,k21/buck,LegNeato/buck,brettwooldridge/buck,facebook/buck,grumpyjames/buck,janicduplessis/buck,vine/buck,liuyang-li/buck,liuyang-li/buck,rowillia/buck,tgummerer/buck,LegNeato/buck,vschs007/buck,davido/buck,shs96c/buck,k21/buck,sdwilsh/buck,LegNeato/buck,brettwooldridge/buck,mogers/buck,vschs007/buck,Addepar/buck,zpao/buck,Dominator008/buck,justinmuller/buck,JoelMarcey/buck,robbertvanginkel/buck,Addepar/buck,brettwooldridge/buck,zpao/buck,mogers/buck,romanoid/buck,SeleniumHQ/buck,zhan-xiong/buck,rmaz/buck,daedric/buck,SeleniumHQ/buck,OkBuilds/buck,mikekap/buck,ilya-klyuchnikov/buck,davido/buck,Distrotech/buck,robbertvanginkel/buck,LegNeato/buck,LegNeato/buck,darkforestzero/buck,illicitonion/buck,Dominator008/buck,Distrotech/buck,daedric/buck,SeleniumHQ/buck,vschs007/buck,k21/buck,JoelMarcey/buck,bocon13/buck,romanoid/buck,justinmuller/buck,shybovycha/buck,mogers/buck,JoelMarcey/buck,Distrotech/buck,zhan-xiong/buck,illicitonion/buck,clonetwin26/buck,mikekap/buck,zpao/buck,JoelMarcey/buck,zhan-xiong/buck,raviagarwal7/buck,rmaz/buck,liuyang-li/buck,vine/buck,rhencke/buck,rmaz/buck,marcinkwiatkowski/buck,davido/buck,Addepar/buck,rowillia/buck,facebook/buck,raviagarwal7/buck,vschs007/buck,robbertvanginkel/buck,vine/buck,Addepar/buck,shs96c/buck,tgummerer/buck,Dominator008/buck,marcinkwiatkowski/buck,liuyang-li/buck,janicduplessis/buck,justinmuller/buck,grumpyjames/buck,dsyang/buck,mikekap/buck,Addepar/buck,sdwilsh/buck,SeleniumHQ/buck,zhan-xiong/buck,romanoid/buck,marcinkwiatkowski/buck,romanoid/buck,shybovycha/buck,grumpyjames/buck,sdwilsh/buck,JoelMarcey/buck,grumpyjames/buck,clonetwin26/buck,zhan-xiong/buck,raviagarwal7/buck,OkBuilds/buck,janicduplessis/buck,dsyang/buck,shybovycha/buck,k21/buck,shs96c/buck,marcinkwiatkowski/buck,tgummerer/buck,brettwooldridge/buck,rowillia/buck,OkBuilds/buck,liuyang-li/buck,romanoid/buck,darkforestzero/buck,clonetwin26/buck,clonetwin26/buck,justinmuller/buck,Addepar/buck,dsyang/buck,raviagarwal7/buck,janicduplessis/buck,brettwooldridge/buck,mikekap/buck,kageiit/buck,nguyentruongtho/buck,vine/buck,vine/buck,romanoid/buck,darkforestzero/buck,shs96c/buck,liuyang-li/buck,k21/buck,Distrotech/buck,mogers/buck,ilya-klyuchnikov/buck,robbertvanginkel/buck,shs96c/buck,k21/buck,OkBuilds/buck,dsyang/buck,shybovycha/buck,nguyentruongtho/buck,mogers/buck,sdwilsh/buck,mogers/buck,bocon13/buck,Dominator008/buck,zhan-xiong/buck,ilya-klyuchnikov/buck,illicitonion/buck,SeleniumHQ/buck,mogers/buck,rowillia/buck,facebook/buck,justinmuller/buck,shs96c/buck,rowillia/buck,liuyang-li/buck,Distrotech/buck,shybovycha/buck,shs96c/buck,dsyang/buck,illicitonion/buck,janicduplessis/buck,vine/buck,Distrotech/buck,bocon13/buck,SeleniumHQ/buck,clonetwin26/buck,rmaz/buck,romanoid/buck,darkforestzero/buck,marcinkwiatkowski/buck,JoelMarcey/buck,dsyang/buck,shs96c/buck,grumpyjames/buck,robbertvanginkel/buck,brettwooldridge/buck,rowillia/buck,mogers/buck,vine/buck,davido/buck,kageiit/buck,JoelMarcey/buck,brettwooldridge/buck,romanoid/buck,darkforestzero/buck,nguyentruongtho/buck,illicitonion/buck,darkforestzero/buck,k21/buck,JoelMarcey/buck,kageiit/buck,davido/buck,darkforestzero/buck,kageiit/buck,k21/buck,k21/buck,OkBuilds/buck,rmaz/buck,rhencke/buck,raviagarwal7/buck,zpao/buck,kageiit/buck,Distrotech/buck,darkforestzero/buck,vschs007/buck,bocon13/buck,clonetwin26/buck,romanoid/buck,clonetwin26/buck,OkBuilds/buck,rmaz/buck,daedric/buck,Addepar/buck,mikekap/buck,Distrotech/buck,tgummerer/buck,romanoid/buck,JoelMarcey/buck,vschs007/buck,dsyang/buck,ilya-klyuchnikov/buck,ilya-klyuchnikov/buck,clonetwin26/buck,OkBuilds/buck,sdwilsh/buck,nguyentruongtho/buck,rmaz/buck,tgummerer/buck,shs96c/buck,raviagarwal7/buck,darkforestzero/buck,vine/buck,JoelMarcey/buck,clonetwin26/buck,zhan-xiong/buck,kageiit/buck,sdwilsh/buck,Dominator008/buck,rowillia/buck,LegNeato/buck,ilya-klyuchnikov/buck,k21/buck,vschs007/buck,rowillia/buck,janicduplessis/buck,zhan-xiong/buck,OkBuilds/buck,shybovycha/buck,shybovycha/buck,janicduplessis/buck,shybovycha/buck,janicduplessis/buck,daedric/buck,marcinkwiatkowski/buck,darkforestzero/buck,OkBuilds/buck,LegNeato/buck,OkBuilds/buck,tgummerer/buck,justinmuller/buck,rhencke/buck,SeleniumHQ/buck,robbertvanginkel/buck,mikekap/buck,marcinkwiatkowski/buck,justinmuller/buck,bocon13/buck,dsyang/buck,vine/buck,shybovycha/buck,zpao/buck,sdwilsh/buck,LegNeato/buck,raviagarwal7/buck,k21/buck,LegNeato/buck,darkforestzero/buck,facebook/buck,vine/buck,clonetwin26/buck,shybovycha/buck,ilya-klyuchnikov/buck,justinmuller/buck,rowillia/buck,SeleniumHQ/buck,daedric/buck,grumpyjames/buck,justinmuller/buck,grumpyjames/buck,mikekap/buck,daedric/buck,raviagarwal7/buck,OkBuilds/buck,illicitonion/buck,rhencke/buck,raviagarwal7/buck,robbertvanginkel/buck,marcinkwiatkowski/buck,illicitonion/buck,davido/buck,vschs007/buck,Dominator008/buck,zhan-xiong/buck,davido/buck,Dominator008/buck,OkBuilds/buck,JoelMarcey/buck,Dominator008/buck,Dominator008/buck,ilya-klyuchnikov/buck,sdwilsh/buck,Addepar/buck,rmaz/buck,liuyang-li/buck,bocon13/buck,grumpyjames/buck,daedric/buck,romanoid/buck,rhencke/buck,Distrotech/buck,vschs007/buck,brettwooldridge/buck,ilya-klyuchnikov/buck,SeleniumHQ/buck,Addepar/buck,daedric/buck,illicitonion/buck,brettwooldridge/buck,sdwilsh/buck,davido/buck,shs96c/buck,vschs007/buck,robbertvanginkel/buck,illicitonion/buck,rhencke/buck