Added Unlock() (an nicer sounding alias for Unset()) and Detach() (the lock is kept when the object is destroyed) to AutoLocker.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9547 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/disk_device_manager/KDiskDeviceUtils.h

@@ -174,6 +174,17 @@ public:
 		_Unlock();
 	}
 
+	inline void Unlock()
+	{
+		_Unlock();
+	}
+
+	inline void Detach()
+	{
+		fLockable = NULL;
+		fLocked = false;
+	}
+
 	inline AutoLocker<Lockable, Locking> &operator=(Lockable *lockable)
 	{
 		SetTo(lockable);