43   int res = pthread_mutex_init(&mMutex, NULL);  in Mutex()  local
44   if (res != 0) {  in Mutex()
45     LOG(ERROR) << StringPrintf("Mutex::Mutex: fail init; error=0x%X", res);  in Mutex()
59   int res = pthread_mutex_destroy(&mMutex);  in ~Mutex()  local
60   if (res != 0) {  in ~Mutex()
61     LOG(ERROR) << StringPrintf("Mutex::~Mutex: fail destroy; error=0x%X", res);  in ~Mutex()
75   int res = pthread_mutex_lock(&mMutex);  in lock()  local
76   if (res != 0) {  in lock()
77     LOG(ERROR) << StringPrintf("Mutex::lock: fail lock; error=0x%X", res);  in lock()
91   int res = pthread_mutex_unlock(&mMutex);  in unlock()  local
92   if (res != 0) {  in unlock()
93     LOG(ERROR) << StringPrintf("Mutex::unlock: fail unlock; error=0x%X", res);  in unlock()
107   int res = pthread_mutex_trylock(&mMutex);  in tryLock()  local
108   if ((res != 0) && (res != EBUSY)) {  in tryLock()
109     LOG(ERROR) << StringPrintf("Mutex::tryLock: error=0x%X", res);  in tryLock()
111   return res == 0;  in tryLock()