BASE_NUMERIC_ARITHMETIC_OPERATORS  257 base/numerics/safe_math.h BASE_NUMERIC_ARITHMETIC_OPERATORS(Add, +, += )
BASE_NUMERIC_ARITHMETIC_OPERATORS  258 base/numerics/safe_math.h BASE_NUMERIC_ARITHMETIC_OPERATORS(Sub, -, -= )
BASE_NUMERIC_ARITHMETIC_OPERATORS  259 base/numerics/safe_math.h BASE_NUMERIC_ARITHMETIC_OPERATORS(Mul, *, *= )
BASE_NUMERIC_ARITHMETIC_OPERATORS  260 base/numerics/safe_math.h BASE_NUMERIC_ARITHMETIC_OPERATORS(Div, /, /= )
BASE_NUMERIC_ARITHMETIC_OPERATORS  261 base/numerics/safe_math.h BASE_NUMERIC_ARITHMETIC_OPERATORS(Mod, %, %= )