19     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
41     LockGuard<Mutex> lock_guard(&mutex_);  in Run()  local
65     LockGuard<Mutex> lock_guard(&threads[n].mutex_);  in TEST()  local
76     LockGuard<Mutex> lock_guard(&threads[n].mutex_);  in TEST()  local
82     LockGuard<Mutex> lock_guard(&threads[n].mutex_);  in TEST()  local
92     LockGuard<Mutex> lock_guard(&threads[n].mutex_);  in TEST()  local
102     LockGuard<Mutex> lock_guard(&threads[n].mutex_);  in TEST()  local
122     LockGuard<Mutex> lock_guard(mutex_);  in Run()  local
154     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
164     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
174     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
183     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
195     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
205     LockGuard<Mutex> lock_guard(&mutex);  in TEST()  local
239       LockGuard<Mutex> lock_guard(mutex_);  in Run()  local