Weak Cells

src/heap/objects-visiting.cc

Index: src/heap/objects-visiting.cc
diff --git a/src/heap/objects-visiting.cc b/src/heap/objects-visiting.cc
index a0fc231d08aba65f59d454e553ed34d62314f3a9..d356917cf7e2be9e5316a6223bedf3ee5c0fa913 100644
--- a/src/heap/objects-visiting.cc
+++ b/src/heap/objects-visiting.cc
@@ -69,6 +69,9 @@ StaticVisitorBase::VisitorId StaticVisitorBase::GetVisitorId(
     case PROPERTY_CELL_TYPE:
       return kVisitPropertyCell;
 
+    case WEAK_CELL_TYPE:
+      return kVisitWeakCell;
+
     case JS_SET_TYPE:
       return GetVisitorIdForSize(kVisitStruct, kVisitStructGeneric,
                                  JSSet::kSize);