74     DCHECK_LE(frequency_.size(), max_buckets_);  in GrowBuckets()
75     if (frequency_.size() == max_buckets_) {  in GrowBuckets()
76       DCHECK_EQ(frequency_.size() % 2, 0u);  in GrowBuckets()
79       const size_t limit = frequency_.size() / 2;  in GrowBuckets()
82         frequency_[i] = frequency_[i * 2] + frequency_[i * 2 + 1];  in GrowBuckets()
85       while (frequency_.size() > limit) {  in GrowBuckets()
86         frequency_.pop_back();  in GrowBuckets()
90     frequency_.push_back(0);  in GrowBuckets()
111   ++frequency_[FindBucket(val)];  in BucketiseValue()
118     frequency_.push_back(0);  in Initialize()
125   return frequency_.size();  in GetBucketCount()
135   frequency_.clear();  in Reset()
179   for (size_t bin_idx = 0; bin_idx < frequency_.size(); ++bin_idx) {  in DumpBins()
180     if (frequency_[bin_idx] != 0U) {  in DumpBins()
187       os << GetRange(bin_idx) << ":" << frequency_[bin_idx];  in DumpBins()
228   for (size_t idx = 0; idx < frequency_.size(); idx++) {  in CreateHistogram()
229     accumulated += frequency_[idx];  in CreateHistogram()