Btrfs: transaction handles everywhere

Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/debug-tree.c b/fs/btrfs/debug-tree.c
index de45fb4..91dea7a 100644
--- a/fs/btrfs/debug-tree.c
+++ b/fs/btrfs/debug-tree.c
@@ -5,6 +5,7 @@
 #include "ctree.h"
 #include "disk-io.h"
 #include "print-tree.h"
+#include "transaction.h"
 
 int main(int ac, char **av) {
 	struct btrfs_super_block super;