Make sure backing store pointer in handles get cleared after use in factory.

src/factory.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/factory.h"
 
 #include "src/allocation-site-scopes.h"
 #include "src/base/bits.h"
 #include "src/conversions.h"
 #include "src/isolate-inl.h"
@@ skipping 1664 matching lines @@
                                 int capacity,
                                 ArrayStorageAllocationMode mode) {
   DCHECK(capacity >= length);
 
   if (capacity == 0) {
     array->set_length(Smi::FromInt(0));
     array->set_elements(*empty_fixed_array());
     return;
   }
 
+  HandleScope inner_scope(isolate());
   Handle<FixedArrayBase> elms;
   ElementsKind elements_kind = array->GetElementsKind();
   if (IsFastDoubleElementsKind(elements_kind)) {
     if (mode == DONT_INITIALIZE_ARRAY_ELEMENTS) {
       elms = NewFixedDoubleArray(capacity);
     } else {
       DCHECK(mode == INITIALIZE_ARRAY_ELEMENTS_WITH_HOLE);
       elms = NewFixedDoubleArrayWithHoles(capacity);
     }
   } else {
@@ skipping 826 matching lines @@
   return Handle<Object>::null();
 }
 
 
 Handle<Object> Factory::ToBoolean(bool value) {
   return value ? true_value() : false_value();
 }
 
 
 } }  // namespace v8::internal