quota: drop remount argument to ->quota_on and ->quota_off

Remount handling has fully moved into the filesystem, so all this is
superflous now.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index cfa2abb..a6592dd 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -67,14 +67,14 @@
 int dquot_file_open(struct inode *inode, struct file *file);
 
 int vfs_quota_on(struct super_block *sb, int type, int format_id,
- 	char *path, int remount);
+	char *path);
 int vfs_quota_enable(struct inode *inode, int type, int format_id,
 	unsigned int flags);
 int vfs_quota_on_path(struct super_block *sb, int type, int format_id,
  	struct path *path);
 int vfs_quota_on_mount(struct super_block *sb, char *qf_name,
  	int format_id, int type);
-int vfs_quota_off(struct super_block *sb, int type, int remount);
+int vfs_quota_off(struct super_block *sb, int type);
 int vfs_quota_sync(struct super_block *sb, int type, int wait);
 int vfs_get_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii);
 int vfs_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii);