[gtk/css-line-height2: 12/12] windowhandle: Quiet a compiler warning

[Matthias Clasen <matthiasc src gnome org>]

commit 6ac89733a1a13f1bd0b937da2d1a4b23144045ef
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Aug 22 14:17:36 2021 -0400

    windowhandle: Quiet a compiler warning
    
    gesture was left uninitialized in the default case.

 gtk/gtkwindowhandle.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtkwindowhandle.c b/gtk/gtkwindowhandle.c
index b1494043f2..d0ba7fe424 100644
--- a/gtk/gtkwindowhandle.c
+++ b/gtk/gtkwindowhandle.c
@@ -343,7 +343,7 @@ perform_titlebar_action (GtkWindowHandle *self,
       gesture = GDK_TITLEBAR_GESTURE_RIGHT_CLICK;
       break;
     default:
-      break;
+      return FALSE;
     }
 
   if (gdk_toplevel_titlebar_gesture (GDK_TOPLEVEL (surface), gesture))