operatorValue     597 Source/core/css/CSSCalculationValue.cpp         if (operatorValue(tokens, *index) == '(') {
operatorValue     602 Source/core/css/CSSCalculationValue.cpp             if (operatorValue(tokens, currentIndex) != ')')
operatorValue     620 Source/core/css/CSSCalculationValue.cpp             char operatorCharacter = operatorValue(tokens, *index);
operatorValue     647 Source/core/css/CSSCalculationValue.cpp             char operatorCharacter = operatorValue(tokens, *index);