Fix gc mole test failure.

test/cctest/test-feedback-vector.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 #include "test/cctest/cctest.h"
 
 #include "src/api.h"
 #include "src/debug.h"
 #include "src/execution.h"
@@ skipping 53 matching lines @@
   Factory* factory = isolate->factory();
 
   // We only test clearing FeedbackVectorSlots, not FeedbackVectorICSlots.
   // The reason is that FeedbackVectorICSlots need a full code environment
   // to fully test (See VectorICProfilerStatistics test below).
   Handle<TypeFeedbackVector> vector = factory->NewTypeFeedbackVector(5, 0);
 
   // 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);
 
   // The feedback vector slots are cleared. AllocationSites are granted
   // an exemption from clearing, as are smis.
   CHECK_EQ(Smi::FromInt(1), vector->Get(FeedbackVectorSlot(0)));
   CHECK_EQ(*TypeFeedbackVector::UninitializedSentinel(isolate),
            vector->Get(FeedbackVectorSlot(1)));
   CHECK(vector->Get(FeedbackVectorSlot(2))->IsAllocationSite());
 }
@@ skipping 44 matching lines @@
   CHECK_EQ(0, feedback_vector->ic_generic_count());
 
   CHECK(feedback_vector->Get(FeedbackVectorICSlot(0))->IsAllocationSite());
   heap->CollectAllGarbage(i::Heap::kNoGCFlags);
   feedback_vector = f->shared()->feedback_vector();
   CHECK_EQ(1, feedback_vector->ic_with_type_info_count());
   CHECK_EQ(0, feedback_vector->ic_generic_count());
   CHECK(feedback_vector->Get(FeedbackVectorICSlot(0))->IsAllocationSite());
 }
 }