hugetlbfs_do_delete_inode is the same as generic_delete_inode now, so remove
it in favour of the latter.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>