Method isSafe

src/css.hh:463–465

      void apply (CssPropertyList *props, Doctree *docTree,
                  const DoctreeNode *node, MatchCache *matchCache) const;
      inline bool isSafe () {
         return !selector->checksPseudoClass () || props->isSafe ();
      };
      inline int specificity () { return spec; };
      inline int position () { return pos; };
      void print ();