ocfs2: ocfs2_insert_extent() no longer needs struct inode.

One more function down, no inode in the entire insert-extent chain.

Signed-off-by: Joel Becker <joel.becker@oracle.com>
diff --git a/fs/ocfs2/alloc.h b/fs/ocfs2/alloc.h
index 8718e57..99accd3 100644
--- a/fs/ocfs2/alloc.h
+++ b/fs/ocfs2/alloc.h
@@ -90,9 +90,7 @@
 			    struct buffer_head **bh);
 
 struct ocfs2_alloc_context;
-int ocfs2_insert_extent(struct ocfs2_super *osb,
-			handle_t *handle,
-			struct inode *inode,
+int ocfs2_insert_extent(handle_t *handle,
 			struct ocfs2_extent_tree *et,
 			u32 cpos,
 			u64 start_blk,