[broadway] Ensure gdk_ref_cairo_surface object can be destroyed

If we return a direct ref that is not possible, since we own a ref to it.
This is problematic as the gdkwindow.c code uses destruction to track
outstanding surfaces.

We fix this by returning a subsurface.

1 files changed, 3 insertions, 3 deletions

diff --git a/gdk/broadway/gdkwindow-broadway.c b/gdk/broadway/gdkwindow-broadway.c
index 909ad5baac..bd0f74ffb7 100644
--- a/gdk/broadway/gdkwindow-broadway.c
+++ b/gdk/broadway/gdkwindow-broadway.c
@@ -230,9 +230,9 @@ _gdk_broadway_window_destroy (GdkWindow *window,
 
 static cairo_surface_t *
 gdk_window_broadway_resize_cairo_surface (GdkWindow       *window,
-                                     cairo_surface_t *surface,
-                                     gint             width,
-                                     gint             height)
+					  cairo_surface_t *surface,
+					  gint             width,
+					  gint             height)
 {
   /* Image surfaces cannot be resized */
   cairo_surface_destroy (surface);