Make x64 to use the RecordWrite stub. This is a step towards getting

src/ia32/lithium-ia32.h

 // Copyright 2011 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 1385 matching lines @@
 class LStoreGlobalCell: public LTemplateInstruction<0, 1, 2> {
  public:
   explicit LStoreGlobalCell(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
     temps_[0] = temp1;
     temps_[1] = temp2;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell, "store-global-cell")
   DECLARE_HYDROGEN_ACCESSOR(StoreGlobalCell)
-
- private:
-  LOperand* temp1_;
-  LOperand* temp2_;
 };
 
 
 class LStoreGlobalGeneric: public LTemplateInstruction<0, 3, 0> {
  public:
   explicit LStoreGlobalGeneric(LOperand* context,
                                LOperand* global_object,
                                LOperand* value) {
     inputs_[0] = context;
     inputs_[1] = global_object;
@@ skipping 973 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_IA32_LITHIUM_IA32_H_