void RenderBR::position(InlineBox* box, int from, int len, bool reverse)
{
    InlineTextBox *s = static_cast<InlineTextBox*>(box);
    
    // We want the box to be destroyed, but get the position of it first.
    m_x = s->xPos();
    m_y = s->yPos();
    m_height = s->height();
}