LockOrUnlockCommon  268 base/memory/shared_memory.h   void LockOrUnlockCommon(int function);
LockOrUnlockCommon  343 base/memory/shared_memory_posix.cc   LockOrUnlockCommon(F_LOCK);
LockOrUnlockCommon  347 base/memory/shared_memory_posix.cc   LockOrUnlockCommon(F_ULOCK);