Weak Cells

src/objects-debug.cc

Index: src/objects-debug.cc
diff --git a/src/objects-debug.cc b/src/objects-debug.cc
index d9d5c056b163b6e2b21c48a1f61071147b1b4fd1..92bd97a87fcdde55ecb64f79f1469d6c99731f77 100644
--- a/src/objects-debug.cc
+++ b/src/objects-debug.cc
@@ -125,6 +125,9 @@ void HeapObject::HeapObjectVerify() {
     case PROPERTY_CELL_TYPE:
       PropertyCell::cast(this)->PropertyCellVerify();
       break;
+    case WEAK_CELL_TYPE:
+      WeakCell::cast(this)->WeakCellVerify();
+      break;
     case JS_ARRAY_TYPE:
       JSArray::cast(this)->JSArrayVerify();
       break;
@@ -635,6 +638,13 @@ void PropertyCell::PropertyCellVerify() {
 }
 
 
+void WeakCell::WeakCellVerify() {
+  CHECK(IsWeakCell());
+  VerifyObjectField(kValueOffset);
+  VerifyObjectField(kNextOffset);
+}
+
+
 void Code::CodeVerify() {
   CHECK(IsAligned(reinterpret_cast<intptr_t>(instruction_start()),
                   kCodeAlignment));