hasVerticalAppearance  116 Source/core/html/shadow/SliderThumbElement.cpp     bool isVertical = hasVerticalAppearance(input);
hasVerticalAppearance  142 Source/core/html/shadow/SliderThumbElement.cpp     bool isVertical = hasVerticalAppearance(input);
hasVerticalAppearance  258 Source/core/html/shadow/SliderThumbElement.cpp     bool isVertical = hasVerticalAppearance(input.get());