RemoveDir
status_t RemoveDir(const char *name);
return ((OverlayInode *)vnode->private_node)->RemoveDir(name);
status_t RemoveDir(void* dir, const char* name);
status_t error = volume->RemoveDir(fsParent->private_node, name);
result = volume->RemoveDir(request->node,
virtual status_t RemoveDir(void* dir, const char* name);
virtual status_t RemoveDir(void* dir, const char* name);
virtual status_t RemoveDir(void* dir, const char* name);
virtual status_t RemoveDir(void* dir, const char* name);