nsInfoListImpl::Insert(nsIFrame* aPrevFrame, nsIFrame* aFrameList)
nsInfoListImpl::Insert(nsIPresShell* aShell, nsIFrame* aPrevFrame, nsIFrame* aFrameList)
nsInfoListImpl::Insert(nsIFrame* aPrevFrame, nsIFrame* aFrameList){   nsCalculatedBoxInfo* prevInfo = GetInfo(aPrevFrame);   // find the frame before this one   // if no previous frame then we are inserting in front   if (prevInfo == nsnull) {       // prepend them       Prepend(aFrameList);   } else {       // insert insert after previous info       InsertAfter(prevInfo, aFrameList);   }}