[gtk] broadway: Set modifier state of scroll events

[Matthias Clasen <matthiasc src gnome org>]

commit 499e4b4c50e798fd917dc14e5a68bbd2b65a8135
Author: kai-berlin <ks schaeffer-ag de>
Date:   Sat Oct 31 22:21:04 2020 +0000

    broadway: Set modifier state of scroll events
    
    Set modifier state of scroll events, so Ctrl-scroll
    works.
    
    Fixes: #2733

 gdk/broadway/gdkeventsource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gdk/broadway/gdkeventsource.c b/gdk/broadway/gdkeventsource.c
index 4eef497cb4..3aab5583fa 100644
--- a/gdk/broadway/gdkeventsource.c
+++ b/gdk/broadway/gdkeventsource.c
@@ -185,7 +185,7 @@ _gdk_broadway_events_got_input (GdkDisplay *display,
                                                display_broadway->core_pointer,
                                                NULL,
                                                message->base.time,
-                                               0,
+                                               message->pointer.state,
                                                message->scroll.dir == 0
                                                  ? GDK_SCROLL_UP
                                                  : GDK_SCROLL_DOWN,