[mutter/wip/carlosg/unthrottled-wayland: 169/180] clutter: Add missing G_GNUC_FALLTHROUGH

[Carlos Garnacho <carlosg src gnome org>]

commit a2abb5a6b8b6a9739f1bf7bc6bab2e0e19c55458
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Jun 4 16:37:52 2021 +0200

    clutter: Add missing G_GNUC_FALLTHROUGH
    
    We do actually fall through here, so let it known that it's intentional.

 clutter/clutter/clutter-main.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/clutter/clutter/clutter-main.c b/clutter/clutter/clutter-main.c
index ddea945618..543ec1b1f1 100644
--- a/clutter/clutter/clutter-main.c
+++ b/clutter/clutter/clutter-main.c
@@ -1544,6 +1544,8 @@ _clutter_process_event_details (ClutterActor        *stage,
                                                              event->type == CLUTTER_BUTTON_PRESS);
               }
           }
+
+        G_GNUC_FALLTHROUGH;
       case CLUTTER_SCROLL:
       case CLUTTER_TOUCHPAD_PINCH:
       case CLUTTER_TOUCHPAD_SWIPE: