hasScrollableVerticalOverflow 660 Source/core/rendering/RenderLayerScrollableArea.cpp updateScrollableAreaSet(hasScrollableHorizontalOverflow() || hasScrollableVerticalOverflow()); hasScrollableVerticalOverflow 718 Source/core/rendering/RenderLayerScrollableArea.cpp updateScrollableAreaSet(hasScrollableHorizontalOverflow() || hasScrollableVerticalOverflow()); hasScrollableVerticalOverflow 187 Source/core/rendering/RenderLayerScrollableArea.h bool hasScrollableVerticalOverflow() const;