Do not rerun bandwidth test
Do not rerun bandwidth test

If the bandwidth test reports that it is complete, do not attempt to
start it again.  This could happen, for example, if init() were called
more than once.

levexis/boomerang,FredXue/boomerang,lognormal/boomerang,sdgdsffdsfff/boomerang,FredXue/boomerang,forcedotcom/kylie,levexis/boomerang,lognormal/boomerang,forcedotcom/kylie,sdgdsffdsfff/boomerang