diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index d8a51080807..c152189a5ca 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2019-10-09  Tom Tromey  <tom@tromey.com>
+
+	* tui/tui-wingeneral.h (struct tui_gen_win_info): Don't declare.
+
 2019-10-09  Tom Tromey  <tom@tromey.com>
 
 	* tui/tui-data.c (tui_win_is_auxiliary): Remove.
diff --git a/gdb/tui/tui-wingeneral.h b/gdb/tui/tui-wingeneral.h
index 53d72327b94..1831d7b7cb6 100644
--- a/gdb/tui/tui-wingeneral.h
+++ b/gdb/tui/tui-wingeneral.h
@@ -25,7 +25,6 @@
 #include "gdb_curses.h"
 
 struct tui_win_info;
-struct tui_gen_win_info;
 
 /* Makes all windows invisible.  */
 extern void tui_make_all_invisible (void);