hasScrollableHorizontalOverflow 660 Source/core/rendering/RenderLayerScrollableArea.cpp updateScrollableAreaSet(hasScrollableHorizontalOverflow() || hasScrollableVerticalOverflow()); hasScrollableHorizontalOverflow 718 Source/core/rendering/RenderLayerScrollableArea.cpp updateScrollableAreaSet(hasScrollableHorizontalOverflow() || hasScrollableVerticalOverflow()); hasScrollableHorizontalOverflow 186 Source/core/rendering/RenderLayerScrollableArea.h bool hasScrollableHorizontalOverflow() const;