parser: Change Factor1 to a meaningful name
parser: Change Factor1 to a meaningful name

Nify/tidb,pingcap/tidb,8cbx/tidb,kyle-wang/tidb,c4pt0r/tidb,louishust/tidb,coocood/tidb,CodeRushing/tidb,yangwenmai/tidb,XuHuaiyu/tidb,ngaut/tidb,yuanwhy/tidb,XuHuaiyu/tidb,anywhy/tidb,ngaut/tidb,kyle-wang/tidb,spongedu/tidb,mccxj/tidb,andelf/tidb,qiuyesuifeng/tidb,c4pt0r/tidb,ueizhou/tidb,c4pt0r/tidb,qhsong/tidb,mccxj/tidb,anywhy/tidb,c4pt0r/tidb,ngaut/tidb,EvilMcJerkface/tidb,JinheLin/tidb,cosmtrek/tidb,pingcap/tidb,astaxie/tidb,yangwenmai/tidb,kyle-wang/tidb,ngaut/tidb,simon-xia/tidb,zimulala/tidb,pingcap/tidb,louishust/tidb,c4pt0r/tidb,liyu4/tidb,netroby/tidb,cosmtrek/tidb,tiancaiamao/tidb,Nify/tidb,kyle-wang/tidb,silentred/tidb,myrice/tidb,gaocegege/tidb,andelf/tidb,astaxie/tidb,8cbx/tidb,ming-relax/tidb,JinheLin/tidb,wusphinx/tidb,ngaut/tidb,c4pt0r/tidb,ueizhou/tidb,myrice/tidb,pingcap/tidb,yuanwhy/tidb,pingcap/tidb,ming-relax/tidb,kyle-wang/tidb,simon-xia/tidb,tiancaiamao/tidb,spongedu/tidb,coocood/tidb,ngaut/tidb,zs634134578/tidb,qhsong/tidb,silenceper/tidb,zimulala/tidb,Cofyc/tidb,CodeRushing/tidb,Cofyc/tidb,zs634134578/tidb,qiuyesuifeng/tidb,kyle-wang/tidb,wusphinx/tidb,silentred/tidb,liyu4/tidb,EvilMcJerkface/tidb,gaocegege/tidb,silenceper/tidb,pingcap/tidb,netroby/tidb