nsGfxScrollFrameInner::AddVerticalScrollbar(const nsSize& aSbSize, nsSize& aScrollAreaSize)
nsGfxScrollFrameInner::AddVerticalScrollbar(nsBoxLayoutState& aState, nsRect& aScrollAreaSize, PRBool aOnRight)
nsGfxScrollFrameInner::AddVerticalScrollbar(const nsSize& aSbSize, nsSize& aScrollAreaSize){   AddRemoveScrollbar(mHasVerticalScrollbar, aScrollAreaSize.width, aSbSize.width, PR_TRUE);}