helper/unit-tracker.h: Supply missing #includes/declarations so that we don't depend...

diff --git a/src/helper/unit-tracker.h b/src/helper/unit-tracker.h
index eee714a2efa5e2feab5fb75a97da94c7415918a2..30cbdabe0a6dcb9088599c03760c27ad2fcaafd8 100644 (file)
--- a/src/helper/unit-tracker.h
+++ b/src/helper/unit-tracker.h
@@ -16,6 +16,7 @@
 #include <map>
 
 #include <gtk/gtkaction.h>
+#include <gtk/gtkliststore.h>
 
 #include "helper/units.h"