263       Element that_element = that->elements_[j];  in Equals()  local
264       if (this_element.object == that_element.object &&  in Equals()
265           this_element.index == that_element.index &&  in Equals()
266           this_element.value == that_element.value) {  in Equals()
272     Element that_element = that->elements_[i];  in Equals()  local
273     if (that_element.object == nullptr) continue;  in Equals()
277       if (that_element.object == this_element.object &&  in Equals()
278           that_element.index == this_element.index &&  in Equals()
279           that_element.value == this_element.value) {  in Equals()
294     for (Element const that_element : that->elements_) {  in Merge()  local
295       if (this_element.object == that_element.object &&  in Merge()
296           this_element.index == that_element.index &&  in Merge()
297           this_element.value == that_element.value) {  in Merge()