if ((nsnull != mBullet) && ((nsnull == mLines) || (mBullet != mLines->mFirstChild))) { mBullet->DeleteFrame(aPresContext); }
nsBlockFrame::DeleteFrame(nsIPresContext& aPresContext){  DeleteLineList(aPresContext, mLines);  DeleteLineList(aPresContext, mOverflowLines);  nsBlockFrameSuper::DeleteFrame(aPresContext);  return NS_OK;}