Immediatelly promote marked objects

src/heap/heap.cc

Index: src/heap/heap.cc
diff --git a/src/heap/heap.cc b/src/heap/heap.cc
index a358feafe592c488ee1e0681da2e08790bde2945..6b460b93a2624c9ecfecbce14438edc392d63987 100644
--- a/src/heap/heap.cc
+++ b/src/heap/heap.cc
@@ -1667,9 +1667,11 @@ void Heap::Scavenge() {
   {
     // Copy objects reachable from the old generation.
     TRACE_GC(tracer(), GCTracer::Scope::SCAVENGER_OLD_TO_NEW_POINTERS);
-    RememberedSet<OLD_TO_NEW>::Iterate(this, [this](Address addr) {
-      return Scavenger::CheckAndScavengeObject(this, addr, DEFAULT_PROMOTION);
-    });
+    PromotionMode promotion_mode = CurrentPromotionMode();
+    RememberedSet<OLD_TO_NEW>::Iterate(
+        this, [this, promotion_mode](Address addr) {
+          return Scavenger::CheckAndScavengeObject(this, addr, promotion_mode);
+        });
 
     RememberedSet<OLD_TO_NEW>::IterateTyped(
         this, [this](SlotType type, Address addr) {