88     SampleEntry* sample = AllocateSample(value);  in AddCallChainSample()  local
89     callchain_sample_tree_.insert(sample);  in AddCallChainSample()
90     return sample;  in AddCallChainSample()
95     SampleEntry* sample = *it;  in AddCallChainSample()  local
97     if (std::find(callchain.begin(), callchain.end(), sample) != callchain.end()) {  in AddCallChainSample()
98       return sample;  in AddCallChainSample()
139   SampleEntry* sample = new SampleEntry(std::move(value));  in AllocateSample()  local
140   sample_storage_.push_back(std::unique_ptr<SampleEntry>(sample));  in AllocateSample()
141   return sample;  in AllocateSample()
144 void SampleTree::InsertCallChainForSample(SampleEntry* sample,  in InsertCallChainForSample()  argument
147   sample->callchain.AddCallChain(callchain, period);  in InsertCallChainForSample()
153     for (auto& sample : sample_tree_) {  in VisitAllSamples()  local
154       sample->callchain.SortByPeriod();  in VisitAllSamples()
155       sorted_sample_tree_.insert(sample);  in VisitAllSamples()
158   for (auto& sample : sorted_sample_tree_) {  in VisitAllSamples()  local
159     callback(*sample);  in VisitAllSamples()