MC_SWEEP_NEWSPACE 6935 src/heap.cc        PrintF("sweepns=%d ", static_cast<int>(scopes_[Scope::MC_SWEEP_NEWSPACE]));
MC_SWEEP_NEWSPACE 3313 src/mark-compact.cc   { GCTracer::Scope gc_scope(tracer_, GCTracer::Scope::MC_SWEEP_NEWSPACE);