Add param comments to CxxLinkableEnhancer
Add param comments to CxxLinkableEnhancer

Summary: Clarify how BuildRuleParams will be used.

Test Plan: CI

Reviewed By: Coneko

fbshipit-source-id: 32746b1

darkforestzero/buck,raviagarwal7/buck,shs96c/buck,JoelMarcey/buck,vschs007/buck,raviagarwal7/buck,JoelMarcey/buck,robbertvanginkel/buck,shybovycha/buck,clonetwin26/buck,raviagarwal7/buck,JoelMarcey/buck,justinmuller/buck,romanoid/buck,davido/buck,davido/buck,darkforestzero/buck,nguyentruongtho/buck,grumpyjames/buck,JoelMarcey/buck,Addepar/buck,SeleniumHQ/buck,darkforestzero/buck,robbertvanginkel/buck,raviagarwal7/buck,Addepar/buck,shs96c/buck,raviagarwal7/buck,darkforestzero/buck,LegNeato/buck,sdwilsh/buck,romanoid/buck,justinmuller/buck,sdwilsh/buck,justinmuller/buck,ilya-klyuchnikov/buck,SeleniumHQ/buck,daedric/buck,grumpyjames/buck,zhan-xiong/buck,marcinkwiatkowski/buck,LegNeato/buck,JoelMarcey/buck,rmaz/buck,shs96c/buck,marcinkwiatkowski/buck,brettwooldridge/buck,justinmuller/buck,zhan-xiong/buck,darkforestzero/buck,brettwooldridge/buck,brettwooldridge/buck,raviagarwal7/buck,grumpyjames/buck,davido/buck,janicduplessis/buck,dsyang/buck,shybovycha/buck,justinmuller/buck,marcinkwiatkowski/buck,zhan-xiong/buck,k21/buck,dsyang/buck,OkBuilds/buck,ilya-klyuchnikov/buck,brettwooldridge/buck,shybovycha/buck,rmaz/buck,janicduplessis/buck,justinmuller/buck,ilya-klyuchnikov/buck,romanoid/buck,ilya-klyuchnikov/buck,kageiit/buck,rmaz/buck,ilya-klyuchnikov/buck,daedric/buck,vschs007/buck,shybovycha/buck,janicduplessis/buck,darkforestzero/buck,rmaz/buck,janicduplessis/buck,grumpyjames/buck,dsyang/buck,grumpyjames/buck,clonetwin26/buck,k21/buck,vschs007/buck,k21/buck,dsyang/buck,darkforestzero/buck,illicitonion/buck,kageiit/buck,LegNeato/buck,janicduplessis/buck,facebook/buck,OkBuilds/buck,vschs007/buck,davido/buck,vschs007/buck,rmaz/buck,zhan-xiong/buck,ilya-klyuchnikov/buck,justinmuller/buck,davido/buck,ilya-klyuchnikov/buck,marcinkwiatkowski/buck,clonetwin26/buck,clonetwin26/buck,illicitonion/buck,robbertvanginkel/buck,zhan-xiong/buck,janicduplessis/buck,ilya-klyuchnikov/buck,romanoid/buck,Addepar/buck,shybovycha/buck,darkforestzero/buck,Addepar/buck,justinmuller/buck,robbertvanginkel/buck,zhan-xiong/buck,zhan-xiong/buck,grumpyjames/buck,JoelMarcey/buck,k21/buck,SeleniumHQ/buck,davido/buck,LegNeato/buck,k21/buck,shs96c/buck,shs96c/buck,shs96c/buck,raviagarwal7/buck,davido/buck,grumpyjames/buck,rmaz/buck,LegNeato/buck,zhan-xiong/buck,daedric/buck,dsyang/buck,justinmuller/buck,rmaz/buck,zpao/buck,dsyang/buck,facebook/buck,rmaz/buck,dsyang/buck,shs96c/buck,zpao/buck,vschs007/buck,k21/buck,daedric/buck,nguyentruongtho/buck,SeleniumHQ/buck,brettwooldridge/buck,zhan-xiong/buck,janicduplessis/buck,daedric/buck,davido/buck,k21/buck,darkforestzero/buck,zpao/buck,JoelMarcey/buck,sdwilsh/buck,SeleniumHQ/buck,marcinkwiatkowski/buck,marcinkwiatkowski/buck,romanoid/buck,illicitonion/buck,illicitonion/buck,raviagarwal7/buck,daedric/buck,zhan-xiong/buck,nguyentruongtho/buck,janicduplessis/buck,sdwilsh/buck,illicitonion/buck,shybovycha/buck,janicduplessis/buck,marcinkwiatkowski/buck,robbertvanginkel/buck,nguyentruongtho/buck,kageiit/buck,SeleniumHQ/buck,dsyang/buck,facebook/buck,marcinkwiatkowski/buck,grumpyjames/buck,illicitonion/buck,rmaz/buck,JoelMarcey/buck,JoelMarcey/buck,darkforestzero/buck,Addepar/buck,OkBuilds/buck,kageiit/buck,illicitonion/buck,shs96c/buck,shybovycha/buck,marcinkwiatkowski/buck,robbertvanginkel/buck,OkBuilds/buck,facebook/buck,clonetwin26/buck,zpao/buck,romanoid/buck,brettwooldridge/buck,romanoid/buck,shybovycha/buck,k21/buck,janicduplessis/buck,justinmuller/buck,nguyentruongtho/buck,shybovycha/buck,darkforestzero/buck,shs96c/buck,grumpyjames/buck,zpao/buck,zpao/buck,zpao/buck,JoelMarcey/buck,brettwooldridge/buck,SeleniumHQ/buck,OkBuilds/buck,davido/buck,vschs007/buck,dsyang/buck,vschs007/buck,Addepar/buck,rmaz/buck,clonetwin26/buck,rmaz/buck,sdwilsh/buck,k21/buck,brettwooldridge/buck,davido/buck,rmaz/buck,justinmuller/buck,sdwilsh/buck,sdwilsh/buck,Addepar/buck,ilya-klyuchnikov/buck,brettwooldridge/buck,illicitonion/buck,grumpyjames/buck,daedric/buck,nguyentruongtho/buck,darkforestzero/buck,grumpyjames/buck,k21/buck,davido/buck,clonetwin26/buck,SeleniumHQ/buck,LegNeato/buck,shybovycha/buck,nguyentruongtho/buck,robbertvanginkel/buck,dsyang/buck,clonetwin26/buck,ilya-klyuchnikov/buck,ilya-klyuchnikov/buck,kageiit/buck,marcinkwiatkowski/buck,kageiit/buck,clonetwin26/buck,LegNeato/buck,sdwilsh/buck,brettwooldridge/buck,JoelMarcey/buck,facebook/buck,daedric/buck,janicduplessis/buck,OkBuilds/buck,zhan-xiong/buck,justinmuller/buck,shs96c/buck,daedric/buck,Addepar/buck,shs96c/buck,OkBuilds/buck,Addepar/buck,marcinkwiatkowski/buck,vschs007/buck,k21/buck,darkforestzero/buck,clonetwin26/buck,brettwooldridge/buck,LegNeato/buck,marcinkwiatkowski/buck,davido/buck,OkBuilds/buck,LegNeato/buck,vschs007/buck,ilya-klyuchnikov/buck,daedric/buck,romanoid/buck,sdwilsh/buck,Addepar/buck,clonetwin26/buck,illicitonion/buck,romanoid/buck,romanoid/buck,vschs007/buck,romanoid/buck,Addepar/buck,JoelMarcey/buck,clonetwin26/buck,vschs007/buck,romanoid/buck,LegNeato/buck,sdwilsh/buck,Addepar/buck,dsyang/buck,zhan-xiong/buck,raviagarwal7/buck,OkBuilds/buck,dsyang/buck,raviagarwal7/buck,marcinkwiatkowski/buck,zhan-xiong/buck,SeleniumHQ/buck,sdwilsh/buck,robbertvanginkel/buck,grumpyjames/buck,JoelMarcey/buck,shybovycha/buck,k21/buck,OkBuilds/buck,raviagarwal7/buck,LegNeato/buck,ilya-klyuchnikov/buck,OkBuilds/buck,shs96c/buck,SeleniumHQ/buck,brettwooldridge/buck,raviagarwal7/buck,robbertvanginkel/buck,kageiit/buck,daedric/buck,LegNeato/buck,SeleniumHQ/buck,facebook/buck,clonetwin26/buck,daedric/buck,romanoid/buck,sdwilsh/buck,robbertvanginkel/buck,robbertvanginkel/buck,LegNeato/buck,illicitonion/buck,shybovycha/buck,raviagarwal7/buck,illicitonion/buck,justinmuller/buck,brettwooldridge/buck,robbertvanginkel/buck,illicitonion/buck,k21/buck,dsyang/buck,davido/buck,shybovycha/buck,illicitonion/buck,vschs007/buck,daedric/buck,SeleniumHQ/buck,OkBuilds/buck,sdwilsh/buck,robbertvanginkel/buck,shs96c/buck,janicduplessis/buck,rmaz/buck,Addepar/buck,SeleniumHQ/buck,facebook/buck,OkBuilds/buck