UBIFS: rename dumping functions

This commit re-names all functions which dump something from "dbg_dump_*()" to
"ubifs_dump_*()". This is done for consistency with UBI and because this way it
will be more logical once we remove the debugging sompilation option.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c
index 16d4065..21f0835 100644
--- a/fs/ubifs/io.c
+++ b/fs/ubifs/io.c
@@ -294,7 +294,7 @@
 out:
 	if (!quiet) {
 		ubifs_err("bad node at LEB %d:%d", lnum, offs);
-		dbg_dump_node(c, buf);
+		ubifs_dump_node(c, buf);
 		dump_stack();
 	}
 	return err;
@@ -841,9 +841,9 @@
 out:
 	ubifs_err("cannot write %d bytes to LEB %d:%d, error %d",
 		  len, wbuf->lnum, wbuf->offs, err);
-	dbg_dump_node(c, buf);
+	ubifs_dump_node(c, buf);
 	dump_stack();
-	dbg_dump_leb(c, wbuf->lnum);
+	ubifs_dump_leb(c, wbuf->lnum);
 	return err;
 }
 
@@ -881,7 +881,7 @@
 	ubifs_prepare_node(c, buf, len, 1);
 	err = ubifs_leb_write(c, lnum, buf, offs, buf_len, dtype);
 	if (err)
-		dbg_dump_node(c, buf);
+		ubifs_dump_node(c, buf);
 
 	return err;
 }
@@ -960,7 +960,7 @@
 
 out:
 	ubifs_err("bad node at LEB %d:%d", lnum, offs);
-	dbg_dump_node(c, buf);
+	ubifs_dump_node(c, buf);
 	dump_stack();
 	return -EINVAL;
 }
@@ -1017,7 +1017,7 @@
 out:
 	ubifs_err("bad node at LEB %d:%d, LEB mapping status %d", lnum, offs,
 		  ubi_is_mapped(c->ubi, lnum));
-	dbg_dump_node(c, buf);
+	ubifs_dump_node(c, buf);
 	dump_stack();
 	return -EINVAL;
 }