45   regions_.clear();  in Init()
59     regions_.emplace_back();  in Init()
60     Region &region = regions_.back();  in Init()
68   changed_regions.resize(regions_.size());  in GenerateHistory()
82   for (size_t i = 0; i < regions_.size(); i++) {  in GenerateHistory()
83     changed_regions[i] = (regions_[i].layer_refs & changed_layers).any();  in GenerateHistory()
90   stable_regions.resize(regions_.size());  in StableRegionsWithMarginalHistory()
91   for (size_t i = 0; i < regions_.size(); i++) {  in StableRegionsWithMarginalHistory()
103   if (changed_regions.size() != regions_.size()) {  in RecordHistory()
105           regions_.size(), changed_regions.size());  in RecordHistory()
114   for (size_t i = 0; i < regions_.size(); i++) {  in RecordHistory()
115     regions_[i].change_history <<= 1;  in RecordHistory()
116     regions_[i].change_history.set(/* LSB */ 0, changed_regions[i]);  in RecordHistory()
124   if (squashed_regions.size() != regions_.size()) {  in RecordAndCompareSquashed()
128         regions_.size(), squashed_regions.size());  in RecordAndCompareSquashed()
132   for (size_t i = 0; i < regions_.size(); i++) {  in RecordAndCompareSquashed()
133     if (regions_[i].squashed != squashed_regions[i]) {  in RecordAndCompareSquashed()
134       regions_[i].squashed = squashed_regions[i];  in RecordAndCompareSquashed()
144        << "    Regions: count=" << regions_.size() << "\n";  in Dump()
145   for (size_t i = 0; i < regions_.size(); i++) {  in Dump()
146     const Region &region = regions_[i];  in Dump()