Use BuildGrowElementsCapacity for the TransitionElementsKind stub.

src/hydrogen.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1360 matching lines @@
   // A pointer to the Fixed(Double)Array is returned.
   HInnerAllocatedObject* BuildJSArrayHeader(HValue* array,
                                             HValue* array_map,
                                             AllocationSiteMode mode,
                                             HValue* allocation_site_payload,
                                             HValue* length_field);
 
   HValue* BuildGrowElementsCapacity(HValue* object,
                                     HValue* elements,
                                     ElementsKind kind,
+                                    ElementsKind new_kind,
                                     HValue* length,
                                     HValue* new_capacity);
 
   void BuildFillElementsWithHole(HValue* context,
                                  HValue* elements,
                                  ElementsKind elements_kind,
                                  HValue* from,
                                  HValue* to);
 
   void BuildCopyElements(HValue* context,
@@ skipping 701 matching lines @@
   EmbeddedVector<char, 64> filename_;
   HeapStringAllocator string_allocator_;
   StringStream trace_;
   int indent_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_