186         index_(other.index_) {}  in iterator()
193     return other.index_ == index_ && other.node_ == node_;
198     DCHECK(index_ < node_->input_count_);
199     ++index_;
205     index_++;  in UpdateToAndIncrement()
208   int index() { return index_; }  in index()
214       : node_(node), index_(index) {}  in iterator()
216   Input* GetInput() const { return node_->GetInputRecordPtr(index_); }  in GetInput()
219   int index_;  variable
229         index_(other.index_) {}  in iterator()
240     index_++;
246     index_++;  in UpdateToAndIncrement()
252   int index() const { return index_; }  in index()
257   iterator() : current_(NULL), index_(0) {}  in iterator()
259       : current_(node->first_use_), index_(0) {}  in iterator()
266   int index_;  variable