remove stack trace from function call site entries (#958)
remove stack trace from function call site entries (#958)


cedricbellet/lighthouse,tkadlec/lighthouse,tommycli/lighthouse,GoogleChrome/lighthouse,tommycli/lighthouse,tommycli/lighthouse,ev1stensberg/lighthouse,mixed/lighthouse,tkadlec/lighthouse,wardpeet/lighthouse,deepanjanroy/lighthouse,GoogleChrome/lighthouse,mixed/lighthouse,wardpeet/lighthouse,GoogleChrome/lighthouse,arturmiz/lighthouse,mixed/lighthouse,cedricbellet/lighthouse,cedricbellet/lighthouse,mixed/lighthouse,tommycli/lighthouse,deepanjanroy/lighthouse,deepanjanroy/lighthouse,deepanjanroy/lighthouse,wardpeet/lighthouse,tkadlec/lighthouse,arturmiz/lighthouse,arturmiz/lighthouse,ev1stensberg/lighthouse,tkadlec/lighthouse,arturmiz/lighthouse,wardpeet/lighthouse,deepanjanroy/lighthouse,GoogleChrome/lighthouse,wardpeet/lighthouse,ev1stensberg/lighthouse,cedricbellet/lighthouse,GoogleChrome/lighthouse,umaar/lighthouse,cedricbellet/lighthouse,tommycli/lighthouse,ev1stensberg/lighthouse,umaar/lighthouse,umaar/lighthouse,umaar/lighthouse,arturmiz/lighthouse