446   SweeperTask(Sweeper* sweeper, base::Semaphore* pending_sweeper_tasks,  in SweeperTask()  argument
448       : sweeper_(sweeper),  in SweeperTask()
513   if (FLAG_concurrent_sweeping && !sweeper().IsSweepingCompleted()) {  in SweepAndRefill()
514     sweeper().ParallelSweepSpace(space->identity(), 0);  in SweepAndRefill()
565   if (!sweeper().sweeping_in_progress()) return;  in EnsureSweepingCompleted()
567   sweeper().EnsureCompleted();  in EnsureSweepingCompleted()
892   if (sweeper().contains_late_pages() && FLAG_concurrent_sweeping) {  in Finish()
895     sweeper().StartSweepingHelper(OLD_SPACE);  in Finish()
3584         sweeper().AddLatePage(p->owner()->identity(), p);  in EvacuateNewSpaceAndCandidates()
3589         sweeper().AddLatePage(p->owner()->identity(), p);  in EvacuateNewSpaceAndCandidates()
3601         sweeper().AddLatePage(p->owner()->identity(), p);  in EvacuateNewSpaceAndCandidates()
3611   if (FLAG_verify_heap && !sweeper().sweeping_in_progress()) {  in EvacuateNewSpaceAndCandidates()
3987     sweeper().AddPage(space->identity(), p);  in StartSweepSpace()
4025     sweeper().StartSweeping();  in SweepSpaces()