void RenderLayerScrollableArea::updateScrollableAreaSet(bool hasOverflow)
{
LocalFrame* frame = box().frame();
if (!frame)
return;
FrameView* frameView = frame->view();
if (!frameView)
return;
// FIXME: Does this need to be fixed later for OOPI?
bool isVisibleToHitTest = box().visibleToHitTesting();
bool didScrollOverflow = m_scrollsOverflow;
m_scrollsOverflow = hasOverflow && isVisibleToHitTest;
if (didScrollOverflow == scrollsOverflow())
return;
if (m_scrollsOverflow)
frameView->addScrollableArea(this);
else
frameView->removeScrollableArea(this);
}