60   bool Visit(int id, const char* p);
132     return Visit(prog_->start(), text.begin());  in Search()
140     if (Visit(prog_->start(), p))  // Match must be leftmost; done.  in Search()
148 bool Backtracker::Visit(int id, const char* p) {  in Visit()  function in re2::Backtracker
174       if (Visit(ip->out(), p)) {  in Visit()
176           Visit(ip->out1(), p);  in Visit()
179       return Visit(ip->out1(), p);  in Visit()
183         return Visit(ip->out(), p+1);  in Visit()
191         bool ret = Visit(ip->out(), p);  in Visit()
196       return Visit(ip->out(), p);  in Visit()
201       return Visit(ip->out(), p);  in Visit()
204       return Visit(ip->out(), p);  in Visit()