PositiveFlexibility 683 Source/core/rendering/RenderFlexibleBox.cpp FlexSign flexSign = (sumHypotheticalMainSize < containerMainInnerSize) ? PositiveFlexibility : NegativeFlexibility; PositiveFlexibility 954 Source/core/rendering/RenderFlexibleBox.cpp if (availableFreeSpace > 0 && totalFlexGrow > 0 && flexSign == PositiveFlexibility && std::isfinite(totalFlexGrow))