294 void ThreadTree::Update(const Record& record) {  in Update()  argument
295   if (record.type() == PERF_RECORD_MMAP) {  in Update()
296     const MmapRecord& r = *static_cast<const MmapRecord*>(&record);  in Update()
304   } else if (record.type() == PERF_RECORD_MMAP2) {  in Update()
305     const Mmap2Record& r = *static_cast<const Mmap2Record*>(&record);  in Update()
316   } else if (record.type() == PERF_RECORD_COMM) {  in Update()
317     const CommRecord& r = *static_cast<const CommRecord*>(&record);  in Update()
319   } else if (record.type() == PERF_RECORD_FORK) {  in Update()
320     const ForkRecord& r = *static_cast<const ForkRecord*>(&record);  in Update()
322   } else if (record.type() == SIMPLE_PERF_RECORD_KERNEL_SYMBOL) {  in Update()
323     const auto& r = *static_cast<const KernelSymbolRecord*>(&record);  in Update()