212     TRACE_GC_EPOCH(outer_->heap_->tracer(),  in Run()
239     PrintIsolate(outer_->heap_->isolate(),  in ProcessItems()
264     : isolate_(heap->isolate()), heap_(heap) {}  in ScavengerCollector()
292     Sweeper* sweeper = heap_->mark_compact_collector()->sweeper();  in CollectGarbage()
308           new Scavenger(this, heap_, is_logging, &empty_chunks, &copied_list,  in CollectGarbage()
314         heap_, [&memory_chunks](MemoryChunk* chunk) {  in CollectGarbage()
323           heap_->tracer(),  in CollectGarbage()
330       TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_SCAVENGE_ROOTS);  in CollectGarbage()
340       heap_->IterateRoots(&root_scavenge_visitor, options);  in CollectGarbage()
347       TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_SCAVENGE_PARALLEL);  in CollectGarbage()
367       TRACE_GC(heap_->tracer(),  in CollectGarbage()
383       TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_SCAVENGE_FINALIZE);  in CollectGarbage()
398     TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_SCAVENGE_UPDATE_REFS);  in CollectGarbage()
399     heap_->UpdateYoungReferencesInExternalStringTable(  in CollectGarbage()
402     heap_->incremental_marking()->UpdateMarkingWorklistAfterYoungGenGC();  in CollectGarbage()
405       heap_->UpdateRetainersAfterScavenge();  in CollectGarbage()
413          PageRange(heap_->new_space()->from_space().first_page(), nullptr)) {  in CollectGarbage()
414       heap_->concurrent_marking()->ClearMemoryChunkData(p);  in CollectGarbage()
421   heap_->new_space_->set_age_mark(heap_->new_space()->top());  in CollectGarbage()
426   heap_->new_lo_space()->FreeDeadObjects([](HeapObject) { return true; });  in CollectGarbage()
429     TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_FREE_REMEMBERED_SET);  in CollectGarbage()
444         heap_, [](MemoryChunk* chunk) {  in CollectGarbage()
451     TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_SWEEP_ARRAY_BUFFERS);  in CollectGarbage()
456   heap_->IncrementYoungSurvivorsCounter(heap_->SurvivedYoungObjectSize());  in CollectGarbage()
466   TRACE_GC(heap_->tracer(), GCTracer::Scope::SCAVENGER_SCAVENGE_STACK_ROOTS);  in IterateStackAndScavenge()
472   heap_->IterateStackRoots(root_scavenge_visitor);  in IterateStackAndScavenge()
494   heap_->array_buffer_sweeper()->RequestSweep(  in SweepArrayBufferExtensions()
499   const bool is_compacting = heap_->incremental_marking()->IsCompacting();  in HandleSurvivingNewLargeObjects()
501       heap_->incremental_marking()->atomic_marking_state();  in HandleSurvivingNewLargeObjects()
517     heap_->lo_space()->PromoteNewLargeObject(page);  in HandleSurvivingNewLargeObjects()
534       static_cast<int>(heap_->new_space()->TotalCapacity()) / MB + 1;  in NumberOfScavengeTasks()
538   if (!heap_->CanPromoteYoungAndExpandOldGeneration(  in NumberOfScavengeTasks()
566       heap_(heap),  in Scavenger()
575       shared_old_allocator_(CreateSharedOldAllocator(heap_)),  in Scavenger()
633           return CheckAndScavengeObject(heap_, slot);  in ScavengePage()
647             heap_, type, addr, [this](FullMaybeObjectSlot slot) {  in ScavengePage()
691   heap_->ProcessYoungWeakReferences(&weak_object_retainer);  in ProcessWeakReferences()
706       if (IsUnscavengedHeapObject(heap_, key)) {  in ClearYoungEphemerons()
720   for (auto it = heap_->ephemeron_remembered_set_.begin();  in ClearOldEphemerons()
721        it != heap_->ephemeron_remembered_set_.end();) {  in ClearOldEphemerons()
729       if (IsUnscavengedHeapObject(heap_, key)) {  in ClearOldEphemerons()
744       it = heap_->ephemeron_remembered_set_.erase(it);  in ClearOldEphemerons()