Fix gc mole test failure.

TBR=ulan@chromium.org

Review URL: https://codereview.chromium.org/651683003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24745 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/cctest/test-feedback-vector.cc

@@ -71,7 +71,8 @@ TEST(VectorSlotClearing) {
   // Fill with information
   vector->Set(FeedbackVectorSlot(0), Smi::FromInt(1));
   vector->Set(FeedbackVectorSlot(1), *factory->fixed_array_map());
-  vector->Set(FeedbackVectorSlot(2), *factory->NewAllocationSite());
+  Handle<AllocationSite> site = factory->NewAllocationSite();
+  vector->Set(FeedbackVectorSlot(2), *site);
 
   vector->ClearSlots(NULL);