ocfs2: Trivial cleanup of jbd compatibility layer removal

Mainline commit 53ef99cad9 removed the
JBD compatibility layer from OCFS2. This patch removes the last remaining
remnants of that.

Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>

fs/ocfs2/ocfs2.h

@@ -35,12 +35,7 @@
 #include <linux/kref.h>
 #include <linux/mutex.h>
 #include <linux/lockdep.h>
-#ifndef CONFIG_OCFS2_COMPAT_JBD
-# include <linux/jbd2.h>
-#else
-# include <linux/jbd.h>
-# include "ocfs2_jbd_compat.h"
-#endif
+#include <linux/jbd2.h>
 
 /* For union ocfs2_dlm_lksb */
 #include "stackglue.h"