| Index: src/crankshaft/mips/lithium-mips.h
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| diff --git a/src/crankshaft/mips/lithium-mips.h b/src/crankshaft/mips/lithium-mips.h
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| index 82a6c66e94ccfb6628a9b34ae76849f5d7f0026f..1ff41ea08ba75b2601831d3e056bddf8ab28573e 100644
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| --- a/src/crankshaft/mips/lithium-mips.h
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| +++ b/src/crankshaft/mips/lithium-mips.h
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| @@ -1565,15 +1565,17 @@ class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {
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|  };
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|  
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|  
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| -class LLoadKeyed final : public LTemplateInstruction<1, 2, 0> {
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| +class LLoadKeyed final : public LTemplateInstruction<1, 3, 0> {
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|   public:
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| -  LLoadKeyed(LOperand* elements, LOperand* key) {
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| +  LLoadKeyed(LOperand* elements, LOperand* key, LOperand* backing_store_owner) {
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|      inputs_[0] = elements;
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|      inputs_[1] = key;
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| +    inputs_[2] = backing_store_owner;
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|    }
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|  
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|    LOperand* elements() { return inputs_[0]; }
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|    LOperand* key() { return inputs_[1]; }
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| +  LOperand* backing_store_owner() { return inputs_[2]; }
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|    ElementsKind elements_kind() const {
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|      return hydrogen()->elements_kind();
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|    }
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| @@ -2112,12 +2114,14 @@ class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> {
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|  };
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|  
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|  
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| -class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
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| +class LStoreKeyed final : public LTemplateInstruction<0, 4, 0> {
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|   public:
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| -  LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) {
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| +  LStoreKeyed(LOperand* object, LOperand* key, LOperand* value,
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| +              LOperand* backing_store_owner) {
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|      inputs_[0] = object;
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|      inputs_[1] = key;
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|      inputs_[2] = value;
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| +    inputs_[3] = backing_store_owner;
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|    }
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|  
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|    bool is_fixed_typed_array() const {
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| @@ -2126,6 +2130,7 @@ class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
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|    LOperand* elements() { return inputs_[0]; }
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|    LOperand* key() { return inputs_[1]; }
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|    LOperand* value() { return inputs_[2]; }
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| +  LOperand* backing_store_owner() { return inputs_[3]; }
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|    ElementsKind elements_kind() const {
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|      return hydrogen()->elements_kind();
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|    }
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| 
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