| Index: Source/wtf/NullPtr.h
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| diff --git a/Source/wtf/NullPtr.h b/Source/wtf/NullPtr.h
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| index 3e8baa6b3dfd2c5c3254057e3c1f30eccc25e8d7..520963b827efdf0bb7edf35c39379e24f43fc96a 100644
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| --- a/Source/wtf/NullPtr.h
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| +++ b/Source/wtf/NullPtr.h
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| @@ -57,10 +57,16 @@ extern std::nullptr_t nullptr;
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|  #define WTF_DISALLOW_CONSTRUCTION_FROM_ZERO(ClassName) \
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|      private: \
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|          ClassName(int) = delete
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| +#define WTF_DISALLOW_ZERO_ASSIGNMENT(ClassName) \
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| +    private: \
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| +        ClassName& operator=(int) = delete
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|  #else
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|  #define WTF_DISALLOW_CONSTRUCTION_FROM_ZERO(ClassName) \
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|      private: \
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|          ClassName(int)
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| +#define WTF_DISALLOW_ZERO_ASSIGNMENT(ClassName) \
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| +    private: \
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| +        ClassName& operator=(int)
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|  #endif
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|  
 | 
|  #endif
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| 
 |