139 class ABSL_LOCKABLE Mutex {
147   Mutex();
160   explicit constexpr Mutex(absl::ConstInitType);
162   ~Mutex();
478   static inline void IncrementSynchSem(Mutex *mu,
481       Mutex *mu, base_internal::PerThreadSynch *w,
511   Mutex(const volatile Mutex * /*ignored*/) {}  // NOLINT(runtime/explicit)  in Mutex()  function
513   Mutex(const Mutex&) = delete;
514   Mutex& operator=(const Mutex&) = delete;
541   explicit MutexLock(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu) : mu_(mu) {  in MutexLock()
553   Mutex *const mu_;
562   explicit ReaderMutexLock(Mutex *mu) ABSL_SHARED_LOCK_FUNCTION(mu) : mu_(mu) {  in ReaderMutexLock()
574   Mutex *const mu_;
583   explicit WriterMutexLock(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)  in WriterMutexLock()
596   Mutex *const mu_;
783   void Wait(Mutex *mu);
798   bool WaitWithTimeout(Mutex *mu, absl::Duration timeout);
815   bool WaitWithDeadline(Mutex *mu, absl::Time deadline);
841   bool WaitCommon(Mutex *mutex, synchronization_internal::KernelTimeout t);
861   explicit MutexLockMaybe(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)  in MutexLockMaybe()
872   Mutex *const mu_;
885   explicit ReleasableMutexLock(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)  in ReleasableMutexLock()
896   Mutex *mu_;
904 inline constexpr Mutex::Mutex(absl::ConstInitType) : impl_(absl::kConstInit) {}  in Mutex()  function
907 inline Mutex::Mutex() : mu_(0) {  in Mutex()  function
911 inline constexpr Mutex::Mutex(absl::ConstInitType) : mu_(0) {}  in Mutex()  function