Method enter

src/common/classes/XThreadMutex.h:52–60

	}

	void enter(const char* aReason)
	{
		Semaphore::enter();
		fb_assert(!locked);
#ifdef DEV_BUILD
		locked = true;
#endif
		reason(aReason);
	}

	bool tryEnter(const char* aReason)
	{