Cleanup backtrace handler.
Cleanup backtrace handler.

ss1h2a3tw/wlc,Earnestly/wlc,ss1h2a3tw/wlc,UIKit0/wlc,UIKit0/wlc,gpyh/wlc,yohanesu75/wlc,Enerccio/ewlc,scarabeusiv/wlc,Cloudef/wlc,ammen99/wlc,SirCmpwn/wlc,SirCmpwn/wlc,lkundrak/wlc,lkundrak/wlc,vially/wlc,Enerccio/ewlc,gpyh/wlc,yohanesu75/wlc,scarabeusiv/wlc,Earnestly/wlc,ammen99/wlc,vially/wlc,Cloudef/wlc